#2C388B#2C388B

#2C388B is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.3% C 0.138 H 272.0°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#2C388B
RGB	rgb(44, 56, 139)
HSL	hsl(232, 52%, 36%)
HSV	hsv(232, 68%, 55%)
CMYK	cmyk(68.3%, 59.7%, 0%, 45.5%)
CIE-LAB	lab(27.37, 23.74, -47.78)
CIE-LCH	lch(27.37, 53.35, 296.42°)
OKLab	oklab(38.32% 0.0048 -0.1376)
OKLCH	oklch(38.32% 0.138 272)
XYZ	xyz(7.1115, 5.2272, 25.0553)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C388B #8B7F2C

analogous

#2C678B #2C388B #4F2C8B

triadic

#2C388B #8B2C38 #388B2C

tetradic

#2C388B #8B2C67 #8B7F2C #2C8B4F

square

#2C388B #8B2C67 #8B7F2C #2C8B4F

split-complementary

#2C388B #8B4F2C #678B2C

monochromatic

#0F132E #1D255D #2C388B #3B4BB9 #6471CE

Accessibility & contrast

On white

10.27

#2C388B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2C388B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C388B

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C388B	#FFFFFF	#000000	##FFFFFF
##2C388B	1.00	10.27	2.05	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458E

Deuteranopia (green-blind)

#003C89

Tritanopia (blue-blind)

#004C5C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2c388b;
/* rgb */ color: rgb(44, 56, 139);
/* oklch */ color: oklch(38.3% 0.138 272.0);

Tailwind

colors: {
  custom: {
    50: '#716eae',
    500: '#2c388b',
    950: '#000000',
  },
}

SCSS

$custom: #2c388b;
$custom-light: #716eae;
$custom-dark: #000000;

JSON

{
  "hex": "#2c388b",
  "rgb": {
    "r": 44,
    "g": 56,
    "b": 139
  },
  "hsl": {
    "h": 232.421,
    "s": 51.913,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38317,
    "c": 0.13766,
    "h": 272
  },
  "luminance": 0.05228
}

Semantic roles & 50–950 ramp

primary

#2C388B

secondary

#B4A95F

accent

#C94CDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2C388B

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

Preview Lab → · Contrast checker → · Palette generator →