#243A42#243A42

#243A42 is a dark, muted cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.031 H 222.8°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#243A42
RGB	rgb(36, 58, 66)
HSL	hsl(196, 29%, 20%)
HSV	hsv(196, 45%, 26%)
CMYK	cmyk(45.5%, 12.1%, 0%, 74.1%)
CIE-LAB	lab(22.98, -6.17, -7.68)
CIE-LCH	lch(22.98, 9.85, 231.23°)
OKLab	oklab(33.36% -0.0228 -0.0211)
OKLCH	oklch(33.36% 0.031 222.8)
XYZ	xyz(3.2236, 3.7943, 5.7157)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243A42 #422C24

analogous

#24423B #243A42 #242B42

triadic

#243A42 #42243A #3A4224

tetradic

#243A42 #3B2442 #422C24 #2B4224

square

#243A42 #3B2442 #422C24 #2B4224

split-complementary

#243A42 #42242B #423B24

monochromatic

#0B1114 #0E171A #243A42 #3A5D6A #4F8091

Accessibility & contrast

On white

11.94

#243A42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#243A42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243A42

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243A42	#FFFFFF	#000000	##FFFFFF
##243A42	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353942

Deuteranopia (green-blind)

#313542

Tritanopia (blue-blind)

#183D3C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #243a42;
/* rgb */ color: rgb(36, 58, 66);
/* oklch */ color: oklch(33.4% 0.031 222.8);

Tailwind

colors: {
  custom: {
    50: '#607076',
    500: '#243a42',
    950: '#000000',
  },
}

SCSS

$custom: #243a42;
$custom-light: #607076;
$custom-dark: #000000;

JSON

{
  "hex": "#243a42",
  "rgb": {
    "r": 36,
    "g": 58,
    "b": 66
  },
  "hsl": {
    "h": 196,
    "s": 29.412,
    "l": 20
  },
  "oklch": {
    "l": 0.33359,
    "c": 0.03108,
    "h": 222.8
  },
  "luminance": 0.03795
}

Semantic roles & 50–950 ramp

primary

#243A42

secondary

#75584D

accent

#7D62C6

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#050708

muted

#797A7B

Preview Lab

Preview with #243A42

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

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