#243240#243240

#243240 is a dark, muted cyan. Relative luminance 0.030; OKLCH L 31.1% C 0.032 H 248.9°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#243240
RGB	rgb(36, 50, 64)
HSL	hsl(210, 28%, 20%)
HSV	hsv(210, 44%, 25%)
CMYK	cmyk(43.8%, 21.9%, 0%, 74.9%)
CIE-LAB	lab(20.15, -1.52, -10.64)
CIE-LCH	lch(20.15, 10.74, 261.89°)
OKLab	oklab(31.09% -0.0114 -0.0294)
OKLCH	oklch(31.09% 0.032 248.9)
XYZ	xyz(2.7933, 3.0263, 5.2864)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243240 #403224

analogous

#244040 #243240 #242440

triadic

#243240 #402432 #324024

tetradic

#243240 #402440 #403224 #244024

square

#243240 #402440 #403224 #244024

split-complementary

#243240 #402424 #404024

monochromatic

#0B0F14 #0E1319 #243240 #3A5167 #506F8E

Accessibility & contrast

On white

13.08

#243240 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#243240 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243240

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243240	#FFFFFF	#000000	##FFFFFF
##243240	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3241

Deuteranopia (green-blind)

#292F40

Tritanopia (blue-blind)

#1A3537

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #243240;
/* rgb */ color: rgb(36, 50, 64);
/* oklch */ color: oklch(31.1% 0.032 248.9);

Tailwind

colors: {
  custom: {
    50: '#606974',
    500: '#243240',
    950: '#000000',
  },
}

SCSS

$custom: #243240;
$custom-light: #606974;
$custom-dark: #000000;

JSON

{
  "hex": "#243240",
  "rgb": {
    "r": 36,
    "g": 50,
    "b": 64
  },
  "hsl": {
    "h": 210,
    "s": 28,
    "l": 19.608
  },
  "oklch": {
    "l": 0.31091,
    "c": 0.03153,
    "h": 248.9
  },
  "luminance": 0.03026
}

Semantic roles & 50–950 ramp

primary

#243240

secondary

#73604D

accent

#9463C4

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#050608

muted

#797A7B

Preview Lab

Preview with #243240

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

Preview Lab → · Contrast checker → · Palette generator →