#242D8E#242D8E

#242D8E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.0% C 0.158 H 271.5°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#242D8E
RGB	rgb(36, 45, 142)
HSL	hsl(235, 60%, 35%)
HSV	hsv(235, 75%, 56%)
CMYK	cmyk(74.6%, 68.3%, 0%, 44.3%)
CIE-LAB	lab(24.34, 31.10, -54.62)
CIE-LCH	lch(24.34, 62.85, 299.66°)
OKLab	oklab(36.04% 0.0042 -0.1579)
OKLCH	oklch(36.04% 0.158 271.5)
XYZ	xyz(6.5468, 4.2042, 26.0524)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242D8E #8E8524

analogous

#24628E #242D8E #50248E

triadic

#242D8E #8E242D #2D8E24

tetradic

#242D8E #8E2462 #8E8524 #248E50

square

#242D8E #8E2462 #8E8524 #248E50

split-complementary

#242D8E #8E5024 #628E24

monochromatic

#0B0E2C #181E5D #242D8E #303CBF #5862D5

Accessibility & contrast

On white

11.41

#242D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#242D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242D8E

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242D8E	#FFFFFF	#000000	##FFFFFF
##242D8E	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F91

Deuteranopia (green-blind)

#00358C

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #242d8e;
/* rgb */ color: rgb(36, 45, 142);
/* oklch */ color: oklch(36.0% 0.158 271.5);

Tailwind

colors: {
  custom: {
    50: '#7066b0',
    500: '#242d8e',
    950: '#000000',
  },
}

SCSS

$custom: #242d8e;
$custom-light: #7066b0;
$custom-dark: #000000;

JSON

{
  "hex": "#242d8e",
  "rgb": {
    "r": 36,
    "g": 45,
    "b": 142
  },
  "hsl": {
    "h": 234.906,
    "s": 59.551,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36035,
    "c": 0.158,
    "h": 271.5
  },
  "luminance": 0.04205
}

Semantic roles & 50–950 ramp

primary

#242D8E

secondary

#B9B055

accent

#D545E3

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090611

muted

#7B7A80

Preview Lab

Preview with #242D8E

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

Preview Lab → · Contrast checker → · Palette generator →