#2B4989#2B4989

#2B4989 is a dark, moderate blue. Relative luminance 0.071; OKLCH L 41.8% C 0.113 H 263.4°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#2B4989
RGB	rgb(43, 73, 137)
HSL	hsl(221, 52%, 35%)
HSV	hsv(221, 69%, 54%)
CMYK	cmyk(68.6%, 46.7%, 0%, 46.3%)
CIE-LAB	lab(32.00, 11.25, -39.08)
CIE-LCH	lch(32.00, 40.67, 286.06°)
OKLab	oklab(41.76% -0.0129 -0.1118)
OKLCH	oklch(41.76% 0.113 263.4)
XYZ	xyz(7.8926, 7.0841, 24.6135)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4989 #896B2B

analogous

#2B7889 #2B4989 #3C2B89

triadic

#2B4989 #892B49 #49892B

tetradic

#2B4989 #892B78 #896B2B #2B893C

square

#2B4989 #892B78 #896B2B #2B893C

split-complementary

#2B4989 #893C2B #78892B

monochromatic

#0E172C #1C305A #2B4989 #3A62B8 #6184CD

Accessibility & contrast

On white

8.69

#2B4989 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2B4989 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4989

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4989	#FFFFFF	#000000	##FFFFFF
##2B4989	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29508B

Deuteranopia (green-blind)

#184788

Tritanopia (blue-blind)

#005862

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2b4989;
/* rgb */ color: rgb(43, 73, 137);
/* oklch */ color: oklch(41.8% 0.113 263.4);

Tailwind

colors: {
  custom: {
    50: '#6f7bac',
    500: '#2b4989',
    950: '#000000',
  },
}

SCSS

$custom: #2b4989;
$custom-light: #6f7bac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4989",
  "rgb": {
    "r": 43,
    "g": 73,
    "b": 137
  },
  "hsl": {
    "h": 220.851,
    "s": 52.222,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41756,
    "c": 0.1125,
    "h": 263.4
  },
  "luminance": 0.07085
}

Semantic roles & 50–950 ramp

primary

#2B4989

secondary

#B3985C

accent

#AE4CDC

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2B4989

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

Preview Lab → · Contrast checker → · Palette generator →