#2B4373#2B4373

#2B4373 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 38.9% C 0.087 H 262.9°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#2B4373
RGB	rgb(43, 67, 115)
HSL	hsl(220, 46%, 31%)
HSV	hsv(220, 63%, 45%)
CMYK	cmyk(62.6%, 41.7%, 0%, 54.9%)
CIE-LAB	lab(28.81, 7.00, -30.45)
CIE-LCH	lch(28.81, 31.24, 282.94°)
OKLab	oklab(38.86% -0.0108 -0.0865)
OKLCH	oklch(38.86% 0.087 262.9)
XYZ	xyz(6.0969, 5.7652, 17.0078)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4373 #735B2B

analogous

#2B6773 #2B4373 #372B73

triadic

#2B4373 #732B43 #43732B

tetradic

#2B4373 #732B67 #735B2B #2B7337

square

#2B4373 #732B67 #735B2B #2B7337

split-complementary

#2B4373 #73372B #67732B

monochromatic

#0A0F1A #1A2946 #2B4373 #3C5DA0 #587BC1

Accessibility & contrast

On white

9.75

#2B4373 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2B4373 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4373

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4373	#FFFFFF	#000000	##FFFFFF
##2B4373	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4875

Deuteranopia (green-blind)

#254172

Tritanopia (blue-blind)

#004E55

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b4373;
/* rgb */ color: rgb(43, 67, 115);
/* oklch */ color: oklch(38.9% 0.087 262.9);

Tailwind

colors: {
  custom: {
    50: '#6b769b',
    500: '#2b4373',
    950: '#000000',
  },
}

SCSS

$custom: #2b4373;
$custom-light: #6b769b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4373",
  "rgb": {
    "r": 43,
    "g": 67,
    "b": 115
  },
  "hsl": {
    "h": 220,
    "s": 45.57,
    "l": 30.98
  },
  "oklch": {
    "l": 0.38857,
    "c": 0.08718,
    "h": 262.9
  },
  "luminance": 0.05766
}

Semantic roles & 50–950 ramp

primary

#2B4373

secondary

#A58A55

accent

#AA53D5

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2B4373

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

Preview Lab → · Contrast checker → · Palette generator →