#131C41#131C41

#131C41 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.2% C 0.071 H 270.1°. Best body text is #FFFFFF at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#131C41
RGB	rgb(19, 28, 65)
HSL	hsl(228, 55%, 16%)
HSV	hsv(228, 71%, 25%)
CMYK	cmyk(70.8%, 56.9%, 0%, 74.5%)
CIE-LAB	lab(11.62, 10.07, -24.82)
CIE-LCH	lch(11.62, 26.78, 292.09°)
OKLab	oklab(24.19% 0.0001 -0.0711)
OKLCH	oklch(24.19% 0.071 270.1)
XYZ	xyz(1.6376, 1.3505, 5.1744)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C41 #413813

analogous

#133341 #131C41 #211341

triadic

#131C41 #41131C #1C4113

tetradic

#131C41 #411333 #413813 #134121

square

#131C41 #411333 #413813 #134121

split-complementary

#131C41 #412113 #334113

monochromatic

#070A18 #070A18 #131C41 #213070 #2F45A0

Accessibility & contrast

On white

16.53

#131C41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#131C41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C41

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C41	#FFFFFF	#000000	##FFFFFF
##131C41	1.00	16.53	1.27	16.53
#FFFFFF	16.53	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082142

Deuteranopia (green-blind)

#011D40

Tritanopia (blue-blind)

#00252B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #131c41;
/* rgb */ color: rgb(19, 28, 65);
/* oklch */ color: oklch(24.2% 0.071 270.1);

Tailwind

colors: {
  custom: {
    50: '#565776',
    500: '#131c41',
    950: '#000000',
  },
}

SCSS

$custom: #131c41;
$custom-light: #565776;
$custom-dark: #000000;

JSON

{
  "hex": "#131c41",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 65
  },
  "hsl": {
    "h": 228.261,
    "s": 54.762,
    "l": 16.471
  },
  "oklch": {
    "l": 0.24188,
    "c": 0.07107,
    "h": 270.1
  },
  "luminance": 0.01351
}

Semantic roles & 50–950 ramp

primary

#131C41

secondary

#7A6C36

accent

#C14ADE

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #131C41

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

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