#242DA8#242DA8

#242DA8 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.7% C 0.192 H 270.3°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#242DA8
RGB	rgb(36, 45, 168)
HSL	hsl(236, 65%, 40%)
HSV	hsv(236, 79%, 66%)
CMYK	cmyk(78.6%, 73.2%, 0%, 34.1%)
CIE-LAB	lab(26.96, 40.45, -66.20)
CIE-LCH	lch(26.96, 77.58, 301.43°)
OKLab	oklab(38.71% 0.0011 -0.1917)
OKLCH	oklch(38.71% 0.192 270.3)
XYZ	xyz(8.7314, 5.0780, 37.5582)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242DA8 #A89F24

analogous

#246FA8 #242DA8 #5D24A8

triadic

#242DA8 #A8242D #2DA824

tetradic

#242DA8 #A8246F #A89F24 #24A85D

square

#242DA8 #A8246F #A89F24 #24A85D

split-complementary

#242DA8 #A85D24 #6FA824

monochromatic

#0E1243 #192076 #242DA8 #3540D4 #6870DF

Accessibility & contrast

On white

10.42

#242DA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#242DA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242DA8

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242DA8	#FFFFFF	#000000	##FFFFFF
##242DA8	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AC

Deuteranopia (green-blind)

#0039A6

Tritanopia (blue-blind)

#005068

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #242da8;
/* rgb */ color: rgb(36, 45, 168);
/* oklch */ color: oklch(38.7% 0.192 270.3);

Tailwind

colors: {
  custom: {
    50: '#7667c3',
    500: '#242da8',
    950: '#000000',
  },
}

SCSS

$custom: #242da8;
$custom-light: #7667c3;
$custom-dark: #000000;

JSON

{
  "hex": "#242da8",
  "rgb": {
    "r": 36,
    "g": 45,
    "b": 168
  },
  "hsl": {
    "h": 235.909,
    "s": 64.706,
    "l": 40
  },
  "oklch": {
    "l": 0.38715,
    "c": 0.19172,
    "h": 270.3
  },
  "luminance": 0.05079
}

Semantic roles & 50–950 ramp

primary

#242DA8

secondary

#C4BE63

accent

#DC40E8

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #242DA8

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

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