#242B83#242B83

#242B83 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.6% C 0.145 H 272.6°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#242B83
RGB	rgb(36, 43, 131)
HSL	hsl(236, 57%, 33%)
HSV	hsv(236, 73%, 51%)
CMYK	cmyk(72.5%, 67.2%, 0%, 48.6%)
CIE-LAB	lab(22.80, 28.34, -50.27)
CIE-LCH	lch(22.80, 57.71, 299.41°)
OKLab	oklab(34.59% 0.0065 -0.1452)
OKLCH	oklch(34.59% 0.145 272.6)
XYZ	xyz(5.6868, 3.7410, 21.8907)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242B83 #837C24

analogous

#245A83 #242B83 #4C2483

triadic

#242B83 #83242B #2B8324

tetradic

#242B83 #83245A #837C24 #24834C

square

#242B83 #83245A #837C24 #24834C

split-complementary

#242B83 #834C24 #5A8324

monochromatic

#0A0B23 #171B53 #242B83 #313BB3 #525BCF

Accessibility & contrast

On white

12.01

#242B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#242B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242B83

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242B83	#FFFFFF	#000000	##FFFFFF
##242B83	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B86

Deuteranopia (green-blind)

#003281

Tritanopia (blue-blind)

#004253

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #242b83;
/* rgb */ color: rgb(36, 43, 131);
/* oklch */ color: oklch(34.6% 0.145 272.6);

Tailwind

colors: {
  custom: {
    50: '#6d64a8',
    500: '#242b83',
    950: '#000000',
  },
}

SCSS

$custom: #242b83;
$custom-light: #6d64a8;
$custom-dark: #000000;

JSON

{
  "hex": "#242b83",
  "rgb": {
    "r": 36,
    "g": 43,
    "b": 131
  },
  "hsl": {
    "h": 235.579,
    "s": 56.886,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34593,
    "c": 0.14538,
    "h": 272.6
  },
  "luminance": 0.03742
}

Semantic roles & 50–950 ramp

primary

#242B83

secondary

#B3AC4F

accent

#D548E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #242B83

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

Preview Lab → · Contrast checker → · Palette generator →