#2B3752#2B3752

#2B3752 is a dark, muted blue. Relative luminance 0.039; OKLCH L 33.9% C 0.050 H 265.5°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#2B3752
RGB	rgb(43, 55, 82)
HSL	hsl(222, 31%, 25%)
HSV	hsv(222, 48%, 32%)
CMYK	cmyk(47.6%, 32.9%, 0%, 67.8%)
CIE-LAB	lab(23.19, 3.33, -17.98)
CIE-LCH	lch(23.19, 18.29, 280.49°)
OKLab	oklab(33.89% -0.004 -0.0503)
OKLCH	oklch(33.89% 0.05 265.5)
XYZ	xyz(3.8850, 3.8549, 8.5204)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3752 #52462B

analogous

#2B4B52 #2B3752 #332B52

triadic

#2B3752 #522B37 #37522B

tetradic

#2B3752 #522B4B #52462B #2B5233

square

#2B3752 #522B4B #52462B #2B5233

split-complementary

#2B3752 #52332B #4B522B

monochromatic

#0B0D14 #161C2A #2B3752 #40527A #556DA2

Accessibility & contrast

On white

11.86

#2B3752 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#2B3752 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3752

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3752	#FFFFFF	#000000	##FFFFFF
##2B3752	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3953

Deuteranopia (green-blind)

#293651

Tritanopia (blue-blind)

#1D3D41

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2b3752;
/* rgb */ color: rgb(43, 55, 82);
/* oklch */ color: oklch(33.9% 0.050 265.5);

Tailwind

colors: {
  custom: {
    50: '#666d82',
    500: '#2b3752',
    950: '#000000',
  },
}

SCSS

$custom: #2b3752;
$custom-light: #666d82;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3752",
  "rgb": {
    "r": 43,
    "g": 55,
    "b": 82
  },
  "hsl": {
    "h": 221.538,
    "s": 31.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.33889,
    "c": 0.05047,
    "h": 265.5
  },
  "luminance": 0.03855
}

Semantic roles & 50–950 ramp

primary

#2B3752

secondary

#847655

accent

#A860C7

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#06070A

muted

#7A7A7C

Preview Lab

Preview with #2B3752

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

Preview Lab → · Contrast checker → · Palette generator →