#191D41#191D41

#191D41 is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 24.9% C 0.067 H 275.6°. Best body text is #FFFFFF at 16.24:1 contrast (WCAG AA passes).

Color values

HEX	#191D41
RGB	rgb(25, 29, 65)
HSL	hsl(234, 44%, 18%)
HSV	hsv(234, 62%, 25%)
CMYK	cmyk(61.5%, 55.4%, 0%, 74.5%)
CIE-LAB	lab(12.40, 10.73, -23.55)
CIE-LCH	lch(12.40, 25.88, 294.50°)
OKLab	oklab(24.89% 0.0066 -0.0672)
OKLCH	oklch(24.89% 0.067 275.6)
XYZ	xyz(1.7941, 1.4669, 5.1886)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D41 #413D19

analogous

#193141 #191D41 #291941

triadic

#191D41 #41191D #1D4119

tetradic

#191D41 #411931 #413D19 #194129

square

#191D41 #411931 #413D19 #194129

split-complementary

#191D41 #412919 #314119

monochromatic

#090A16 #090A16 #191D41 #2A316D #3B4499

Accessibility & contrast

On white

16.24

#191D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#191D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D41

16.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D41	#FFFFFF	#000000	##FFFFFF
##191D41	1.00	16.24	1.29	16.24
#FFFFFF	16.24	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C2242

Deuteranopia (green-blind)

#071F40

Tritanopia (blue-blind)

#06252B

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #191d41;
/* rgb */ color: rgb(25, 29, 65);
/* oklch */ color: oklch(24.9% 0.067 275.6);

Tailwind

colors: {
  custom: {
    50: '#5a5876',
    500: '#191d41',
    950: '#000000',
  },
}

SCSS

$custom: #191d41;
$custom-light: #5a5876;
$custom-dark: #000000;

JSON

{
  "hex": "#191d41",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 65
  },
  "hsl": {
    "h": 234,
    "s": 44.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.24892,
    "c": 0.06749,
    "h": 275.6
  },
  "luminance": 0.01467
}

Semantic roles & 50–950 ramp

primary

#191D41

secondary

#77723F

accent

#C754D4

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040308

muted

#79787B

Preview Lab

Preview with #191D41

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

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