#2B4D73#2B4D73

#2B4D73 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.3% C 0.075 H 252.5°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#2B4D73
RGB	rgb(43, 77, 115)
HSL	hsl(212, 46%, 31%)
HSV	hsv(212, 63%, 45%)
CMYK	cmyk(62.6%, 33%, 0%, 54.9%)
CIE-LAB	lab(31.94, 0.35, -25.51)
CIE-LCH	lch(31.94, 25.51, 270.80°)
OKLab	oklab(41.29% -0.0227 -0.072)
OKLCH	oklch(41.29% 0.076 252.5)
XYZ	xyz(6.7435, 7.0585, 17.2234)
Luminance	0.0706 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4D73 #73512B

analogous

#2B7173 #2B4D73 #2D2B73

triadic

#2B4D73 #732B4D #4D732B

tetradic

#2B4D73 #732B71 #73512B #2B732D

square

#2B4D73 #732B71 #73512B #2B732D

split-complementary

#2B4D73 #732D2B #71732B

monochromatic

#0A111A #1A2F46 #2B4D73 #3C6BA0 #5889C1

Accessibility & contrast

On white

8.71

#2B4D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#2B4D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4D73

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4D73	#FFFFFF	#000000	##FFFFFF
##2B4D73	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4F75

Deuteranopia (green-blind)

#334872

Tritanopia (blue-blind)

#00565B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2b4d73;
/* rgb */ color: rgb(43, 77, 115);
/* oklch */ color: oklch(41.3% 0.075 252.5);

Tailwind

colors: {
  custom: {
    50: '#6b7e9b',
    500: '#2b4d73',
    950: '#000000',
  },
}

SCSS

$custom: #2b4d73;
$custom-light: #6b7e9b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4d73",
  "rgb": {
    "r": 43,
    "g": 77,
    "b": 115
  },
  "hsl": {
    "h": 211.667,
    "s": 45.57,
    "l": 30.98
  },
  "oklch": {
    "l": 0.41293,
    "c": 0.0755,
    "h": 252.5
  },
  "luminance": 0.07059
}

Semantic roles & 50–950 ramp

primary

#2B4D73

secondary

#A57F55

accent

#9853D5

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #2B4D73

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

Preview Lab → · Contrast checker → · Palette generator →