#C4E8EA

A color in the Cyan, Emerald family

#c4e8ea is a color in the Cyan, Emerald family: RGB(196, 232, 234), HSL(183°, 47%, 84%), CMYK(16%, 1%, 0%, 8%). Closest named color: paleturquoise. Contrast is 1.31:1 on white and 16.08:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#c4e8ea
RGBrgb(196 232 234)
RGB (legacy)rgb(196, 232, 234)
RGB %rgb(77% 91% 92%)
HSLhsl(183 47% 84%)
HSV / HSBhsv(183, 16%, 92%)
HWBhwb(183 77% 8%)
CMYKcmyk(16%, 1%, 0%, 8%)
CIELAB (D50)lab(89.45 -11.84 -5.11)
LCHlch(89.45 12.89 203.36)
OKLaboklab(0.9059 -0.0352 -0.0133)
OKLCHoklch(0.9059 0.0376 200.64)
Decimal12904682

Properties

Color ToneCyan, Emerald
Closest named colorpaleturquoise ΔE 2.6
Closest web-safe color#ccffff
Hue183°
Saturation (HSL / HSV)47% / 16%
Lightness (HSL)84%
Brightness or Value (HSV)92%
Luminance (Rec.601 / Rec.709)87% / 88%
Relative luminance (WCAG)0.7539
Red / Green / Blue196 / 232 / 234

WCAG 2.2 Contrast Ratio

On White (#ffffff)
1.31:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
16.08:1
AA Normal (4.5:1) · PassAA Large (3:1) · PassAAA Normal (7:1) · Pass
Aa Bb 123

APCA Contrast Lc (reference) — As text on white / black: Lc 15.1 / -88.6 · As background with white / black text: Lc -17.4 / 88.5

Lightness Scale (OKLCH 50–950)

Eleven steps that change only perceived lightness while keeping hue and chroma — ready to use as design-system color tokens.

Tints (mixed with white)

Shades (mixed with black)

Color Harmonies

Color Vision Deficiency Simulation

Estimated appearance of this color for people with color vision deficiencies (Machado 2009).

Similar Named Colors

Use in CSS

:root {
  --color-brand: #c4e8ea;
  --color-brand-oklch: oklch(90.59% 0.0376 200.64);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(196 232 234 / 50%); }
/* Tailwind CSS */
<div class="bg-[#c4e8ea] text-[#c4e8ea] border-[#c4e8ea]">