#2C3C9B#2C3C9B

#2C3C9B is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.5% C 0.155 H 270.5°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#2C3C9B
RGB	rgb(44, 60, 155)
HSL	hsl(231, 56%, 39%)
HSV	hsv(231, 72%, 61%)
CMYK	cmyk(71.6%, 61.3%, 0%, 39.2%)
CIE-LAB	lab(29.75, 27.02, -53.73)
CIE-LCH	lch(29.75, 60.15, 296.70°)
OKLab	oklab(40.49% 0.0014 -0.155)
OKLCH	oklch(40.49% 0.155 270.5)
XYZ	xyz(8.5689, 6.1329, 31.7362)
Luminance	0.0613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3C9B #9B8B2C

analogous

#2C749B #2C3C9B #542C9B

triadic

#2C3C9B #9B2C3C #3C9B2C

tetradic

#2C3C9B #9B2C74 #9B8B2C #2C9B54

square

#2C3C9B #9B2C74 #9B8B2C #2C9B54

split-complementary

#2C3C9B #9B542C #749B2C

monochromatic

#11173C #1E2A6B #2C3C9B #3C51C8 #6C7BD5

Accessibility & contrast

On white

9.43

#2C3C9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2C3C9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3C9B

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3C9B	#FFFFFF	#000000	##FFFFFF
##2C3C9B	1.00	9.43	2.23	9.43
#FFFFFF	9.43	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9E

Deuteranopia (green-blind)

#004199

Tritanopia (blue-blind)

#005465

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2c3c9b;
/* rgb */ color: rgb(44, 60, 155);
/* oklch */ color: oklch(40.5% 0.155 270.5);

Tailwind

colors: {
  custom: {
    50: '#7571b9',
    500: '#2c3c9b',
    950: '#000000',
  },
}

SCSS

$custom: #2c3c9b;
$custom-light: #7571b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3c9b",
  "rgb": {
    "r": 44,
    "g": 60,
    "b": 155
  },
  "hsl": {
    "h": 231.351,
    "s": 55.779,
    "l": 39.02
  },
  "oklch": {
    "l": 0.40491,
    "c": 0.15504,
    "h": 270.5
  },
  "luminance": 0.06134
}

Semantic roles & 50–950 ramp

primary

#2C3C9B

secondary

#BCB067

accent

#C949DF

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #2C3C9B

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

Preview Lab → · Contrast checker → · Palette generator →