#2F4F66#2F4F66

#2F4F66 is a dark, muted cyan. Relative luminance 0.072; OKLCH L 41.3% C 0.054 H 241.0°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#2F4F66
RGB	rgb(47, 79, 102)
HSL	hsl(205, 37%, 29%)
HSV	hsv(205, 54%, 40%)
CMYK	cmyk(53.9%, 22.5%, 0%, 60%)
CIE-LAB	lab(32.16, -4.52, -16.98)
CIE-LCH	lch(32.16, 17.57, 255.08°)
OKLab	oklab(41.31% -0.0262 -0.0473)
OKLCH	oklch(41.31% 0.054 241)
XYZ	xyz(6.3657, 7.1551, 13.6134)
Luminance	0.0716 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4F66 #66462F

analogous

#2F6662 #2F4F66 #2F3466

triadic

#2F4F66 #662F4F #4F662F

tetradic

#2F4F66 #622F66 #66462F #34662F

square

#2F4F66 #622F66 #66462F #34662F

split-complementary

#2F4F66 #662F34 #66622F

monochromatic

#0A1015 #1C2F3C #2F4F66 #426F90 #5C8FB4

Accessibility & contrast

On white

8.64

#2F4F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2F4F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4F66

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4F66	#FFFFFF	#000000	##FFFFFF
##2F4F66	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454F67

Deuteranopia (green-blind)

#3E4966

Tritanopia (blue-blind)

#125557

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f4f66;
/* rgb */ color: rgb(47, 79, 102);
/* oklch */ color: oklch(41.3% 0.054 241.0);

Tailwind

colors: {
  custom: {
    50: '#6c8091',
    500: '#2f4f66',
    950: '#000000',
  },
}

SCSS

$custom: #2f4f66;
$custom-light: #6c8091;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4f66",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 102
  },
  "hsl": {
    "h": 205.091,
    "s": 36.913,
    "l": 29.216
  },
  "oklch": {
    "l": 0.41313,
    "c": 0.05407,
    "h": 241
  },
  "luminance": 0.07156
}

Semantic roles & 50–950 ramp

primary

#2F4F66

secondary

#987359

accent

#8B5BCD

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#070A0C

muted

#7A7C7D

Preview Lab

Preview with #2F4F66

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →