#1E243C#1E243C

#1E243C is a dark, muted blue. Relative luminance 0.019; OKLCH L 26.7% C 0.046 H 272.3°. Best body text is #FFFFFF at 15.30:1 contrast (WCAG AA passes).

Color values

HEX	#1E243C
RGB	rgb(30, 36, 60)
HSL	hsl(228, 33%, 18%)
HSV	hsv(228, 50%, 24%)
CMYK	cmyk(50%, 40%, 0%, 76.5%)
CIE-LAB	lab(14.76, 5.05, -16.27)
CIE-LCH	lch(14.76, 17.04, 287.23°)
OKLab	oklab(26.7% 0.0018 -0.0457)
OKLCH	oklch(26.7% 0.046 272.3)
XYZ	xyz(1.9817, 1.8639, 4.5294)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E243C #3C361E

analogous

#1E333C #1E243C #271E3C

triadic

#1E243C #3C1E24 #243C1E

tetradic

#1E243C #3C1E33 #3C361E #1E3C27

square

#1E243C #3C1E33 #3C361E #1E3C27

split-complementary

#1E243C #3C271E #333C1E

monochromatic

#0A0C14 #0A0C14 #1E243C #323C65 #47558E

Accessibility & contrast

On white

15.30

#1E243C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1E243C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E243C

15.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E243C	#FFFFFF	#000000	##FFFFFF
##1E243C	1.00	15.30	1.37	15.30
#FFFFFF	15.30	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C273D

Deuteranopia (green-blind)

#19243B

Tritanopia (blue-blind)

#14292D

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1e243c;
/* rgb */ color: rgb(30, 36, 60);
/* oklch */ color: oklch(26.7% 0.046 272.3);

Tailwind

colors: {
  custom: {
    50: '#5b5e72',
    500: '#1e243c',
    950: '#000000',
  },
}

SCSS

$custom: #1e243c;
$custom-light: #5b5e72;
$custom-dark: #000000;

JSON

{
  "hex": "#1e243c",
  "rgb": {
    "r": 30,
    "g": 36,
    "b": 60
  },
  "hsl": {
    "h": 228,
    "s": 33.333,
    "l": 17.647
  },
  "oklch": {
    "l": 0.26696,
    "c": 0.04573,
    "h": 272.3
  },
  "luminance": 0.01864
}

Semantic roles & 50–950 ramp

primary

#1E243C

secondary

#706846

accent

#B45EC9

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#040407

muted

#79797A

Preview Lab

Preview with #1E243C

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

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