#242CB0#242CB0

#242CB0 is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 39.4% C 0.203 H 270.1°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#242CB0
RGB	rgb(36, 44, 176)
HSL	hsl(237, 66%, 42%)
HSV	hsv(237, 80%, 69%)
CMYK	cmyk(79.5%, 75%, 0%, 31%)
CIE-LAB	lab(27.60, 43.80, -69.94)
CIE-LCH	lch(27.60, 82.53, 302.06°)
OKLab	oklab(39.43% 0.0003 -0.2026)
OKLCH	oklch(39.43% 0.203 270.1)
XYZ	xyz(9.4620, 5.3099, 41.5921)
Luminance	0.0531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242CB0 #B0A824

analogous

#2472B0 #242CB0 #6224B0

triadic

#242CB0 #B0242C #2CB024

tetradic

#242CB0 #B02472 #B0A824 #24B062

square

#242CB0 #B02472 #B0A824 #24B062

split-complementary

#242CB0 #B06224 #72B024

monochromatic

#0F134A #1A1F7D #242CB0 #3A43D7 #6D74E1

Accessibility & contrast

On white

10.18

#242CB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#242CB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242CB0

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242CB0	#FFFFFF	#000000	##FFFFFF
##242CB0	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B4

Deuteranopia (green-blind)

#003AAE

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #242cb0;
/* rgb */ color: rgb(36, 44, 176);
/* oklch */ color: oklch(39.4% 0.203 270.1);

Tailwind

colors: {
  custom: {
    50: '#7867c9',
    500: '#242cb0',
    950: '#000000',
  },
}

SCSS

$custom: #242cb0;
$custom-light: #7867c9;
$custom-dark: #000000;

JSON

{
  "hex": "#242cb0",
  "rgb": {
    "r": 36,
    "g": 44,
    "b": 176
  },
  "hsl": {
    "h": 236.571,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39427,
    "c": 0.20259,
    "h": 270.1
  },
  "luminance": 0.05311
}

Semantic roles & 50–950 ramp

primary

#242CB0

secondary

#C8C268

accent

#DF3FE9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #242CB0

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

Preview Lab → · Contrast checker → · Palette generator →