#243840#243840

#243840 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.7% C 0.029 H 224.9°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#243840
RGB	rgb(36, 56, 64)
HSL	hsl(197, 28%, 20%)
HSV	hsv(197, 44%, 25%)
CMYK	cmyk(43.8%, 12.5%, 0%, 74.9%)
CIE-LAB	lab(22.21, -5.51, -7.50)
CIE-LCH	lch(22.21, 9.31, 233.71°)
OKLab	oklab(32.72% -0.0207 -0.0206)
OKLCH	oklch(32.72% 0.029 224.9)
XYZ	xyz(3.0668, 3.5734, 5.3776)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243840 #402C24

analogous

#24403A #243840 #242A40

triadic

#243840 #402438 #384024

tetradic

#243840 #3A2440 #402C24 #2A4024

square

#243840 #3A2440 #402C24 #2A4024

split-complementary

#243840 #40242A #403A24

monochromatic

#0B1114 #0E1619 #243840 #3A5A67 #507D8E

Accessibility & contrast

On white

12.25

#243840 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#243840 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243840

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243840	#FFFFFF	#000000	##FFFFFF
##243840	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343740

Deuteranopia (green-blind)

#2F3440

Tritanopia (blue-blind)

#193A3A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #243840;
/* rgb */ color: rgb(36, 56, 64);
/* oklch */ color: oklch(32.7% 0.029 224.9);

Tailwind

colors: {
  custom: {
    50: '#606e74',
    500: '#243840',
    950: '#000000',
  },
}

SCSS

$custom: #243840;
$custom-light: #606e74;
$custom-dark: #000000;

JSON

{
  "hex": "#243840",
  "rgb": {
    "r": 36,
    "g": 56,
    "b": 64
  },
  "hsl": {
    "h": 197.143,
    "s": 28,
    "l": 19.608
  },
  "oklch": {
    "l": 0.32719,
    "c": 0.02921,
    "h": 224.9
  },
  "luminance": 0.03574
}

Semantic roles & 50–950 ramp

primary

#243840

secondary

#73584D

accent

#7F63C4

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#050708

muted

#797A7B

Preview Lab

Preview with #243840

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

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