#191E33#191E33

#191E33 is a very dark, muted blue. Relative luminance 0.014; OKLCH L 24.1% C 0.041 H 272.8°. Best body text is #FFFFFF at 16.47:1 contrast (WCAG AA passes).

Color values

HEX	#191E33
RGB	rgb(25, 30, 51)
HSL	hsl(228, 34%, 15%)
HSV	hsv(228, 51%, 20%)
CMYK	cmyk(51%, 41.2%, 0%, 80%)
CIE-LAB	lab(11.78, 4.60, -14.57)
CIE-LCH	lch(11.78, 15.28, 287.52°)
OKLab	oklab(24.12% 0.002 -0.0409)
OKLCH	oklch(24.12% 0.041 272.8)
XYZ	xyz(1.4625, 1.3742, 3.3195)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191E33 #332E19

analogous

#192B33 #191E33 #211933

triadic

#191E33 #33191E #1E3319

tetradic

#191E33 #33192B #332E19 #193321

square

#191E33 #33192B #332E19 #193321

split-complementary

#191E33 #332119 #2B3319

monochromatic

#0A0C15 #0A0C15 #191E33 #2D365C #414E85

Accessibility & contrast

On white

16.47

#191E33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#191E33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191E33

16.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191E33	#FFFFFF	#000000	##FFFFFF
##191E33	1.00	16.47	1.27	16.47
#FFFFFF	16.47	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#172034

Deuteranopia (green-blind)

#141E33

Tritanopia (blue-blind)

#102226

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #191e33;
/* rgb */ color: rgb(25, 30, 51);
/* oklch */ color: oklch(24.1% 0.041 272.8);

Tailwind

colors: {
  custom: {
    50: '#57596a',
    500: '#191e33',
    950: '#000000',
  },
}

SCSS

$custom: #191e33;
$custom-light: #57596a;
$custom-dark: #000000;

JSON

{
  "hex": "#191e33",
  "rgb": {
    "r": 25,
    "g": 30,
    "b": 51
  },
  "hsl": {
    "h": 228.462,
    "s": 34.211,
    "l": 14.902
  },
  "oklch": {
    "l": 0.24118,
    "c": 0.04096,
    "h": 272.8
  },
  "luminance": 0.01374
}

Semantic roles & 50–950 ramp

primary

#191E33

secondary

#686040

accent

#B55ECA

background

#F5F5F6

surface

#E9E9EB

border

#C5C5C6

text

#030306

muted

#78787A

Preview Lab

Preview with #191E33

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

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