#131D41#131D41

#131D41 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.4% C 0.070 H 269.1°. Best body text is #FFFFFF at 16.41:1 contrast (WCAG AA passes).

Color values

HEX	#131D41
RGB	rgb(19, 29, 65)
HSL	hsl(227, 55%, 16%)
HSV	hsv(227, 71%, 25%)
CMYK	cmyk(70.8%, 55.4%, 0%, 74.5%)
CIE-LAB	lab(11.95, 9.30, -24.29)
CIE-LCH	lch(11.95, 26.01, 290.95°)
OKLab	oklab(24.44% -0.0011 -0.0695)
OKLCH	oklch(24.44% 0.07 269.1)
XYZ	xyz(1.6617, 1.3987, 5.1824)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131D41 #413713

analogous

#133441 #131D41 #201341

triadic

#131D41 #41131D #1D4113

tetradic

#131D41 #411334 #413713 #134120

square

#131D41 #411334 #413713 #134120

split-complementary

#131D41 #412013 #344113

monochromatic

#070B18 #070B18 #131D41 #213270 #2F47A0

Accessibility & contrast

On white

16.41

#131D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#131D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131D41

16.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131D41	#FFFFFF	#000000	##FFFFFF
##131D41	1.00	16.41	1.28	16.41
#FFFFFF	16.41	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A2242

Deuteranopia (green-blind)

#031D40

Tritanopia (blue-blind)

#00252B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #131d41;
/* rgb */ color: rgb(19, 29, 65);
/* oklch */ color: oklch(24.4% 0.070 269.1);

Tailwind

colors: {
  custom: {
    50: '#565876',
    500: '#131d41',
    950: '#000000',
  },
}

SCSS

$custom: #131d41;
$custom-light: #565876;
$custom-dark: #000000;

JSON

{
  "hex": "#131d41",
  "rgb": {
    "r": 19,
    "g": 29,
    "b": 65
  },
  "hsl": {
    "h": 226.957,
    "s": 54.762,
    "l": 16.471
  },
  "oklch": {
    "l": 0.24435,
    "c": 0.06953,
    "h": 269.1
  },
  "luminance": 0.01399
}

Semantic roles & 50–950 ramp

primary

#131D41

secondary

#7A6B36

accent

#BE4ADE

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #131D41

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

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