#59CDEE

A color in the Cyan, Emerald family

#59cdee is a color in the Cyan, Emerald family: RGB(89, 205, 238), HSL(193°, 81%, 64%), CMYK(63%, 14%, 0%, 7%). Closest named color: skyblue. Contrast is 1.84:1 on white and 11.39:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#59cdee
RGBrgb(89 205 238)
RGB (legacy)rgb(89, 205, 238)
RGB %rgb(35% 80% 93%)
HSLhsl(193 81% 64%)
HSV / HSBhsv(193, 63%, 93%)
HWBhwb(193 35% 7%)
CMYKcmyk(63%, 14%, 0%, 7%)
CIELAB (D50)lab(76.78 -26.71 -26.73)
LCHlch(76.78 37.79 225.02)
OKLaboklab(0.7947 -0.0873 -0.0724)
OKLCHoklch(0.7947 0.1134 219.68)
Decimal5885422

Properties

Color ToneCyan, Emerald
Closest named colorskyblue ΔE 3.9
Closest web-safe color#66ccff
Hue193°
Saturation (HSL / HSV)81% / 63%
Lightness (HSL)64%
Brightness or Value (HSV)93%
Luminance (Rec.601 / Rec.709)68% / 72%
Relative luminance (WCAG)0.5196
Red / Green / Blue89 / 205 / 238

WCAG 2.2 Contrast Ratio

On White (#ffffff)
1.84:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
11.39:1
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 34.4 / -68.2 · As background with white / black text: Lc -38.5 / 69.5

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: #59cdee;
  --color-brand-oklch: oklch(79.47% 0.1134 219.68);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(89 205 238 / 50%); }
/* Tailwind CSS */
<div class="bg-[#59cdee] text-[#59cdee] border-[#59cdee]">