#242F88#242F88

#242F88 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.8% C 0.147 H 271.3°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#242F88
RGB	rgb(36, 47, 136)
HSL	hsl(233, 58%, 34%)
HSV	hsv(233, 74%, 53%)
CMYK	cmyk(73.5%, 65.4%, 0%, 46.7%)
CIE-LAB	lab(24.27, 27.53, -50.99)
CIE-LCH	lch(24.27, 57.95, 298.37°)
OKLab	oklab(35.82% 0.0032 -0.1473)
OKLCH	oklch(35.82% 0.147 271.3)
XYZ	xyz(6.1865, 4.1850, 23.7695)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242F88 #887D24

analogous

#246188 #242F88 #4B2488

triadic

#242F88 #88242F #2F8824

tetradic

#242F88 #882461 #887D24 #24884B

square

#242F88 #882461 #887D24 #24884B

split-complementary

#242F88 #884B24 #618824

monochromatic

#0A0E27 #171E58 #242F88 #3140B8 #5562D2

Accessibility & contrast

On white

11.43

#242F88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#242F88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242F88

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242F88	#FFFFFF	#000000	##FFFFFF
##242F88	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8B

Deuteranopia (green-blind)

#003586

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #242f88;
/* rgb */ color: rgb(36, 47, 136);
/* oklch */ color: oklch(35.8% 0.147 271.3);

Tailwind

colors: {
  custom: {
    50: '#6e67ac',
    500: '#242f88',
    950: '#000000',
  },
}

SCSS

$custom: #242f88;
$custom-light: #6e67ac;
$custom-dark: #000000;

JSON

{
  "hex": "#242f88",
  "rgb": {
    "r": 36,
    "g": 47,
    "b": 136
  },
  "hsl": {
    "h": 233.4,
    "s": 58.14,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35818,
    "c": 0.14733,
    "h": 271.3
  },
  "luminance": 0.04186
}

Semantic roles & 50–950 ramp

primary

#242F88

secondary

#B6AB52

accent

#D046E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #242F88

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

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