#131C44#131C44

#131C44 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.4% C 0.076 H 270.3°. Best body text is #FFFFFF at 16.44:1 contrast (WCAG AA passes).

Color values

HEX	#131C44
RGB	rgb(19, 28, 68)
HSL	hsl(229, 56%, 17%)
HSV	hsv(229, 72%, 27%)
CMYK	cmyk(72.1%, 58.8%, 0%, 73.3%)
CIE-LAB	lab(11.87, 11.33, -26.53)
CIE-LCH	lch(11.87, 28.85, 293.13°)
OKLab	oklab(24.45% 0.0004 -0.0761)
OKLCH	oklch(24.45% 0.076 270.3)
XYZ	xyz(1.7268, 1.3862, 5.6443)
Luminance	0.0139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C44 #443B13

analogous

#133544 #131C44 #231344

triadic

#131C44 #44131C #1C4413

tetradic

#131C44 #441335 #443B13 #134423

square

#131C44 #441335 #443B13 #134423

split-complementary

#131C44 #442313 #354413

monochromatic

#070A18 #070A18 #131C44 #203074 #2E43A4

Accessibility & contrast

On white

16.44

#131C44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#131C44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C44

16.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C44	#FFFFFF	#000000	##FFFFFF
##131C44	1.00	16.44	1.28	16.44
#FFFFFF	16.44	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052245

Deuteranopia (green-blind)

#001D43

Tritanopia (blue-blind)

#00252C

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #131c44;
/* rgb */ color: rgb(19, 28, 68);
/* oklch */ color: oklch(24.4% 0.076 270.3);

Tailwind

colors: {
  custom: {
    50: '#575778',
    500: '#131c44',
    950: '#000000',
  },
}

SCSS

$custom: #131c44;
$custom-light: #575778;
$custom-dark: #000000;

JSON

{
  "hex": "#131c44",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 68
  },
  "hsl": {
    "h": 228.98,
    "s": 56.322,
    "l": 17.059
  },
  "oklch": {
    "l": 0.24448,
    "c": 0.07612,
    "h": 270.3
  },
  "luminance": 0.01386
}

Semantic roles & 50–950 ramp

primary

#131C44

secondary

#7D7036

accent

#C448E0

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #131C44

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

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