#2D3A51#2D3A51

#2D3A51 is a dark, muted blue. Relative luminance 0.042; OKLCH L 34.7% C 0.044 H 261.5°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#2D3A51
RGB	rgb(45, 58, 81)
HSL	hsl(218, 29%, 25%)
HSV	hsv(218, 44%, 32%)
CMYK	cmyk(44.4%, 28.4%, 0%, 68.2%)
CIE-LAB	lab(24.25, 1.57, -15.66)
CIE-LCH	lch(24.25, 15.73, 275.74°)
OKLab	oklab(34.74% -0.0065 -0.0436)
OKLCH	oklch(34.74% 0.044 261.5)
XYZ	xyz(4.0800, 4.1779, 8.3744)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3A51 #51442D

analogous

#2D4C51 #2D3A51 #322D51

triadic

#2D3A51 #512D3A #3A512D

tetradic

#2D3A51 #512D4C #51442D #2D5132

square

#2D3A51 #512D4C #51442D #2D5132

split-complementary

#2D3A51 #51322D #4C512D

monochromatic

#0B0E14 #171E2A #2D3A51 #435678 #5972A0

Accessibility & contrast

On white

11.44

#2D3A51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2D3A51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3A51

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3A51	#FFFFFF	#000000	##FFFFFF
##2D3A51	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323B52

Deuteranopia (green-blind)

#2E3850

Tritanopia (blue-blind)

#213F42

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2d3a51;
/* rgb */ color: rgb(45, 58, 81);
/* oklch */ color: oklch(34.7% 0.044 261.5);

Tailwind

colors: {
  custom: {
    50: '#677082',
    500: '#2d3a51',
    950: '#000000',
  },
}

SCSS

$custom: #2d3a51;
$custom-light: #677082;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3a51",
  "rgb": {
    "r": 45,
    "g": 58,
    "b": 81
  },
  "hsl": {
    "h": 218.333,
    "s": 28.571,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34741,
    "c": 0.04406,
    "h": 261.5
  },
  "luminance": 0.04178
}

Semantic roles & 50–950 ramp

primary

#2D3A51

secondary

#837357

accent

#A163C5

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#06070A

muted

#7A7A7C

Preview Lab

Preview with #2D3A51

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

Preview Lab → · Contrast checker → · Palette generator →