#2B4983#2B4983

#2B4983 is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.3% C 0.104 H 262.2°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#2B4983
RGB	rgb(43, 73, 131)
HSL	hsl(220, 51%, 34%)
HSV	hsv(220, 67%, 51%)
CMYK	cmyk(67.2%, 44.3%, 0%, 48.6%)
CIE-LAB	lab(31.62, 8.97, -35.99)
CIE-LCH	lch(31.62, 37.09, 283.99°)
OKLab	oklab(41.34% -0.014 -0.1027)
OKLCH	oklch(41.34% 0.104 262.2)
XYZ	xyz(7.4741, 6.9167, 22.4095)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4983 #83652B

analogous

#2B7583 #2B4983 #392B83

triadic

#2B4983 #832B49 #49832B

tetradic

#2B4983 #832B75 #83652B #2B8339

square

#2B4983 #832B75 #83652B #2B8339

split-complementary

#2B4983 #83392B #75832B

monochromatic

#0D1627 #1C2F55 #2B4983 #3A63B1 #5E83CA

Accessibility & contrast

On white

8.81

#2B4983 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2B4983 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4983

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4983	#FFFFFF	#000000	##FFFFFF
##2B4983	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4F85

Deuteranopia (green-blind)

#204782

Tritanopia (blue-blind)

#00565F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2b4983;
/* rgb */ color: rgb(43, 73, 131);
/* oklch */ color: oklch(41.3% 0.104 262.2);

Tailwind

colors: {
  custom: {
    50: '#6e7ba7',
    500: '#2b4983',
    950: '#000000',
  },
}

SCSS

$custom: #2b4983;
$custom-light: #6e7ba7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4983",
  "rgb": {
    "r": 43,
    "g": 73,
    "b": 131
  },
  "hsl": {
    "h": 219.545,
    "s": 50.575,
    "l": 34.118
  },
  "oklch": {
    "l": 0.41339,
    "c": 0.10362,
    "h": 262.2
  },
  "luminance": 0.06917
}

Semantic roles & 50–950 ramp

primary

#2B4983

secondary

#B0935A

accent

#AA4EDA

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #2B4983

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

Preview Lab → · Contrast checker → · Palette generator →