#3D4E57#3D4E57

#3D4E57 is a dark, muted cyan. Relative luminance 0.071; OKLCH L 41.3% C 0.026 H 231.3°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E57
RGB	rgb(61, 78, 87)
HSL	hsl(201, 18%, 29%)
HSV	hsv(201, 30%, 34%)
CMYK	cmyk(29.9%, 10.3%, 0%, 65.9%)
CIE-LAB	lab(32.10, -4.24, -7.47)
CIE-LCH	lch(32.10, 8.59, 240.45°)
OKLab	oklab(41.3% -0.0164 -0.0204)
OKLCH	oklch(41.3% 0.026 231.3)
XYZ	xyz(6.3686, 7.1287, 10.0554)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E57 #57463D

analogous

#3D5753 #3D4E57 #3D4157

triadic

#3D4E57 #573D4E #4E573D

tetradic

#3D4E57 #533D57 #57463D #41573D

square

#3D4E57 #533D57 #57463D #41573D

split-complementary

#3D4E57 #573D41 #57533D

monochromatic

#0D1012 #242E33 #3D4E57 #566E7B #728E9C

Accessibility & contrast

On white

8.66

#3D4E57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3D4E57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E57

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E57	#FFFFFF	#000000	##FFFFFF
##3D4E57	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4D57

Deuteranopia (green-blind)

#464A57

Tritanopia (blue-blind)

#355151

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3d4e57;
/* rgb */ color: rgb(61, 78, 87);
/* oklch */ color: oklch(41.3% 0.026 231.3);

Tailwind

colors: {
  custom: {
    50: '#737f86',
    500: '#3d4e57',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e57;
$custom-light: #737f86;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e57",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 87
  },
  "hsl": {
    "h": 200.769,
    "s": 17.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.41296,
    "c": 0.02614,
    "h": 231.3
  },
  "luminance": 0.07129
}

Semantic roles & 50–950 ramp

primary

#3D4E57

secondary

#877369

accent

#886EBA

background

#F7F7F8

surface

#EDEEEF

border

#C8C9CA

text

#080A0B

muted

#7B7C7C

Preview Lab

Preview with #3D4E57

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

Preview Lab → · Contrast checker → · Palette generator →