#2C288A#2C288A

#2C288A is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.3% C 0.156 H 276.6°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#2C288A
RGB	rgb(44, 40, 138)
HSL	hsl(242, 55%, 35%)
HSV	hsv(242, 71%, 54%)
CMYK	cmyk(68.1%, 71%, 0%, 45.9%)
CIE-LAB	lab(23.30, 33.86, -53.82)
CIE-LCH	lch(23.30, 63.58, 302.18°)
OKLab	oklab(35.3% 0.0179 -0.1554)
OKLCH	oklch(35.3% 0.156 276.6)
XYZ	xyz(6.3834, 3.8875, 24.4538)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C288A #868A28

analogous

#28558A #2C288A #5D288A

triadic

#2C288A #8A2C28 #288A2C

tetradic

#2C288A #8A2855 #868A28 #288A5D

square

#2C288A #8A2855 #868A28 #288A5D

split-complementary

#2C288A #8A5D28 #558A28

monochromatic

#0E0C2B #1D1A5B #2C288A #3B36B9 #615DD0

Accessibility & contrast

On white

11.81

#2C288A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#2C288A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C288A

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C288A	#FFFFFF	#000000	##FFFFFF
##2C288A	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8D

Deuteranopia (green-blind)

#003388

Tritanopia (blue-blind)

#004256

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2c288a;
/* rgb */ color: rgb(44, 40, 138);
/* oklch */ color: oklch(35.3% 0.156 276.6);

Tailwind

colors: {
  custom: {
    50: '#7263ad',
    500: '#2c288a',
    950: '#000000',
  },
}

SCSS

$custom: #2c288a;
$custom-light: #7263ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2c288a",
  "rgb": {
    "r": 44,
    "g": 40,
    "b": 138
  },
  "hsl": {
    "h": 242.449,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.35304,
    "c": 0.15642,
    "h": 276.6
  },
  "luminance": 0.03888
}

Semantic roles & 50–950 ramp

primary

#2C288A

secondary

#B1B559

accent

#DE49D8

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2C288A

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

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