#242539#242539

#242539 is a dark, muted blue. Relative luminance 0.020; OKLCH L 27.3% C 0.037 H 281.4°. Best body text is #FFFFFF at 15.01:1 contrast (WCAG AA passes).

Color values

HEX	#242539
RGB	rgb(36, 37, 57)
HSL	hsl(237, 23%, 18%)
HSV	hsv(237, 37%, 22%)
CMYK	cmyk(36.8%, 35.1%, 0%, 77.6%)
CIE-LAB	lab(15.45, 5.34, -13.04)
CIE-LCH	lch(15.45, 14.09, 292.26°)
OKLab	oklab(27.32% 0.0073 -0.0362)
OKLCH	oklch(27.32% 0.037 281.4)
XYZ	xyz(2.1274, 1.9935, 4.1428)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242539 #393824

analogous

#242F39 #242539 #2D2439

triadic

#242539 #392425 #253924

tetradic

#242539 #39242F #393824 #24392D

square

#242539 #39242F #393824 #24392D

split-complementary

#242539 #392D24 #2F3924

monochromatic

#0C0C13 #0C0D13 #242539 #3C3D5F #535684

Accessibility & contrast

On white

15.01

#242539 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#242539 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242539

15.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242539	#FFFFFF	#000000	##FFFFFF
##242539	1.00	15.01	1.40	15.01
#FFFFFF	15.01	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F273A

Deuteranopia (green-blind)

#1E2639

Tritanopia (blue-blind)

#1F292C

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #242539;
/* rgb */ color: rgb(36, 37, 57);
/* oklch */ color: oklch(27.3% 0.037 281.4);

Tailwind

colors: {
  custom: {
    50: '#5f5f6f',
    500: '#242539',
    950: '#000000',
  },
}

SCSS

$custom: #242539;
$custom-light: #5f5f6f;
$custom-dark: #000000;

JSON

{
  "hex": "#242539",
  "rgb": {
    "r": 36,
    "g": 37,
    "b": 57
  },
  "hsl": {
    "h": 237.143,
    "s": 22.581,
    "l": 18.235
  },
  "oklch": {
    "l": 0.27315,
    "c": 0.03695,
    "h": 281.4
  },
  "luminance": 0.01994
}

Semantic roles & 50–950 ramp

primary

#242539

secondary

#6B6A4E

accent

#BB69BF

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#040407

muted

#79797A

Preview Lab

Preview with #242539

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

Preview Lab → · Contrast checker → · Palette generator →