#2C3983#2C3983

#2C3983 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.125 H 271.6°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#2C3983
RGB	rgb(44, 57, 131)
HSL	hsl(231, 50%, 34%)
HSV	hsv(231, 66%, 51%)
CMYK	cmyk(66.4%, 56.5%, 0%, 48.6%)
CIE-LAB	lab(27.02, 20.06, -43.38)
CIE-LCH	lch(27.02, 47.79, 294.82°)
OKLab	oklab(37.85% 0.0036 -0.1246)
OKLCH	oklch(37.85% 0.125 271.6)
XYZ	xyz(6.5972, 5.0998, 22.1050)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3983 #83762C

analogous

#2C6583 #2C3983 #4A2C83

triadic

#2C3983 #832C39 #39832C

tetradic

#2C3983 #832C65 #83762C #2C834A

square

#2C3983 #832C65 #83762C #2C834A

split-complementary

#2C3983 #834A2C #65832C

monochromatic

#0D1127 #1D2555 #2C3983 #3B4DB1 #6070CA

Accessibility & contrast

On white

10.40

#2C3983 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#2C3983 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3983

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3983	#FFFFFF	#000000	##FFFFFF
##2C3983	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#014486

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#004B58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2c3983;
/* rgb */ color: rgb(44, 57, 131);
/* oklch */ color: oklch(37.9% 0.125 271.6);

Tailwind

colors: {
  custom: {
    50: '#6f6fa8',
    500: '#2c3983',
    950: '#000000',
  },
}

SCSS

$custom: #2c3983;
$custom-light: #6f6fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3983",
  "rgb": {
    "r": 44,
    "g": 57,
    "b": 131
  },
  "hsl": {
    "h": 231.034,
    "s": 49.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37853,
    "c": 0.12467,
    "h": 271.6
  },
  "luminance": 0.051
}

Semantic roles & 50–950 ramp

primary

#2C3983

secondary

#B0A35B

accent

#C54FD9

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2C3983

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

Preview Lab → · Contrast checker → · Palette generator →