#374147#374147

#374147 is a dark, near-neutral cyan. Relative luminance 0.050; OKLCH L 36.9% C 0.017 H 234.3°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#374147
RGB	rgb(55, 65, 71)
HSL	hsl(203, 13%, 25%)
HSV	hsv(203, 23%, 28%)
CMYK	cmyk(22.5%, 8.5%, 0%, 72.2%)
CIE-LAB	lab(26.87, -2.53, -5.01)
CIE-LCH	lch(26.87, 5.62, 243.18°)
OKLab	oklab(36.86% -0.0098 -0.0136)
OKLCH	oklch(36.86% 0.017 234.3)
XYZ	xyz(4.6029, 5.0476, 6.6918)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374147 #473D37

analogous

#374745 #374147 #373947

triadic

#374147 #473741 #414737

tetradic

#374147 #453747 #473D37 #394737

square

#374147 #453747 #473D37 #394737

split-complementary

#374147 #473739 #474537

monochromatic

#0D1011 #1C2125 #374147 #526169 #6C808C

Accessibility & contrast

On white

10.45

#374147 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#374147 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374147

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374147	#FFFFFF	#000000	##FFFFFF
##374147	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4147

Deuteranopia (green-blind)

#3C3F47

Tritanopia (blue-blind)

#334343

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #374147;
/* rgb */ color: rgb(55, 65, 71);
/* oklch */ color: oklch(36.9% 0.017 234.3);

Tailwind

colors: {
  custom: {
    50: '#6e757a',
    500: '#374147',
    950: '#000000',
  },
}

SCSS

$custom: #374147;
$custom-light: #6e757a;
$custom-dark: #000000;

JSON

{
  "hex": "#374147",
  "rgb": {
    "r": 55,
    "g": 65,
    "b": 71
  },
  "hsl": {
    "h": 202.5,
    "s": 12.698,
    "l": 24.706
  },
  "oklch": {
    "l": 0.36857,
    "c": 0.01675,
    "h": 234.3
  },
  "luminance": 0.05048
}

Semantic roles & 50–950 ramp

primary

#374147

secondary

#776A63

accent

#8B72B6

background

#F6F7F7

surface

#EBEDED

border

#C6C8C8

text

#070809

muted

#7A7B7B

Preview Lab

Preview with #374147

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

Preview Lab → · Contrast checker → · Palette generator →