#2E4E4E

A color in the Cyan, Emerald family

#2e4e4e is a color in the Cyan, Emerald family: RGB(46, 78, 78), HSL(180°, 26%, 24%), CMYK(41%, 0%, 0%, 69%). Closest named color: darkslategray. Contrast is 9.07:1 on white and 2.32:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#2e4e4e
RGBrgb(46 78 78)
RGB (legacy)rgb(46, 78, 78)
RGB %rgb(18% 31% 31%)
HSLhsl(180 26% 24%)
HSV / HSBhsv(180, 41%, 31%)
HWBhwb(180 18% 69%)
CMYKcmyk(41%, 0%, 0%, 69%)
CIELAB (D50)lab(30.72 -12.27 -3.93)
LCHlch(30.72 12.88 197.78)
OKLaboklab(0.3993 -0.0363 -0.0102)
OKLCHoklch(0.3993 0.0377 195.75)
Decimal3034702

Properties

Color ToneCyan, Emerald
Closest named colordarkslategray ΔE 0.4
Closest web-safe color#336666
Hue180°
Saturation (HSL / HSV)26% / 41%
Lightness (HSL)24%
Brightness or Value (HSV)31%
Luminance (Rec.601 / Rec.709)27% / 28%
Relative luminance (WCAG)0.0658
Red / Green / Blue46 / 78 / 78

WCAG 2.2 Contrast Ratio

On White (#ffffff)
9.07:1
AA Normal (4.5:1) · PassAA Large (3:1) · PassAAA Normal (7:1) · Pass
On Black (#000000)
2.32:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
Aa Bb 123

APCA Contrast Lc (reference) — As text on white / black: Lc 90.8 / -11.5 · As background with white / black text: Lc -95.2 / 13.2

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: #2e4e4e;
  --color-brand-oklch: oklch(39.93% 0.0377 195.75);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(46 78 78 / 50%); }
/* Tailwind CSS */
<div class="bg-[#2e4e4e] text-[#2e4e4e] border-[#2e4e4e]">