#242A8A#242A8A

#242A8A is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.1% C 0.156 H 272.4°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#242A8A
RGB	rgb(36, 42, 138)
HSL	hsl(236, 59%, 34%)
HSV	hsv(236, 74%, 54%)
CMYK	cmyk(73.9%, 69.6%, 0%, 45.9%)
CIE-LAB	lab(23.22, 31.58, -53.96)
CIE-LCH	lch(23.22, 62.52, 300.34°)
OKLab	oklab(35.11% 0.0065 -0.156)
OKLCH	oklch(35.11% 0.156 272.4)
XYZ	xyz(6.1414, 3.8654, 24.4623)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242A8A #8A8424

analogous

#245D8A #242A8A #51248A

triadic

#242A8A #8A242A #2A8A24

tetradic

#242A8A #8A245D #8A8424 #248A51

square

#242A8A #8A245D #8A8424 #248A51

split-complementary

#242A8A #8A5124 #5D8A24

monochromatic

#0B0C29 #171B59 #242A8A #3139BB #565DD3

Accessibility & contrast

On white

11.84

#242A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#242A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242A8A

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242A8A	#FFFFFF	#000000	##FFFFFF
##242A8A	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8D

Deuteranopia (green-blind)

#003388

Tritanopia (blue-blind)

#004456

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #242a8a;
/* rgb */ color: rgb(36, 42, 138);
/* oklch */ color: oklch(35.1% 0.156 272.4);

Tailwind

colors: {
  custom: {
    50: '#6f64ad',
    500: '#242a8a',
    950: '#000000',
  },
}

SCSS

$custom: #242a8a;
$custom-light: #6f64ad;
$custom-dark: #000000;

JSON

{
  "hex": "#242a8a",
  "rgb": {
    "r": 36,
    "g": 42,
    "b": 138
  },
  "hsl": {
    "h": 236.471,
    "s": 58.621,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35108,
    "c": 0.15616,
    "h": 272.4
  },
  "luminance": 0.03866
}

Semantic roles & 50–950 ramp

primary

#242A8A

secondary

#B7B153

accent

#D946E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #242A8A

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

Preview Lab → · Contrast checker → · Palette generator →