#2C3688#2C3688

#2C3688 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.7% C 0.136 H 272.8°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#2C3688
RGB	rgb(44, 54, 136)
HSL	hsl(233, 51%, 35%)
HSV	hsv(233, 68%, 53%)
CMYK	cmyk(67.6%, 60.3%, 0%, 46.7%)
CIE-LAB	lab(26.59, 23.98, -47.18)
CIE-LCH	lch(26.59, 52.92, 296.94°)
OKLab	oklab(37.66% 0.0065 -0.1358)
OKLCH	oklch(37.66% 0.136 272.8)
XYZ	xyz(6.8003, 4.9508, 23.8850)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3688 #887E2C

analogous

#2C6488 #2C3688 #502C88

triadic

#2C3688 #882C36 #36882C

tetradic

#2C3688 #882C64 #887E2C #2C8850

square

#2C3688 #882C64 #887E2C #2C8850

split-complementary

#2C3688 #88502C #64882C

monochromatic

#0E112C #1D245A #2C3688 #3B48B6 #626ECC

Accessibility & contrast

On white

10.55

#2C3688 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2C3688 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3688

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3688	#FFFFFF	#000000	##FFFFFF
##2C3688	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438B

Deuteranopia (green-blind)

#003B86

Tritanopia (blue-blind)

#004A59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2c3688;
/* rgb */ color: rgb(44, 54, 136);
/* oklch */ color: oklch(37.7% 0.136 272.8);

Tailwind

colors: {
  custom: {
    50: '#716dab',
    500: '#2c3688',
    950: '#000000',
  },
}

SCSS

$custom: #2c3688;
$custom-light: #716dab;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3688",
  "rgb": {
    "r": 44,
    "g": 54,
    "b": 136
  },
  "hsl": {
    "h": 233.478,
    "s": 51.111,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37662,
    "c": 0.13601,
    "h": 272.8
  },
  "luminance": 0.04951
}

Semantic roles & 50–950 ramp

primary

#2C3688

secondary

#B3A95D

accent

#CB4DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2C3688

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

Preview Lab → · Contrast checker → · Palette generator →