#131D72#131D72

#131D72 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.4% C 0.144 H 269.1°. Best body text is #FFFFFF at 14.52:1 contrast (WCAG AA passes).

Color values

HEX	#131D72
RGB	rgb(19, 29, 114)
HSL	hsl(234, 71%, 26%)
HSV	hsv(234, 83%, 45%)
CMYK	cmyk(83.3%, 74.6%, 0%, 55.3%)
CIE-LAB	lab(16.66, 29.36, -49.56)
CIE-LCH	lch(16.66, 57.60, 300.64°)
OKLab	oklab(29.36% -0.0022 -0.1436)
OKLCH	oklch(29.36% 0.144 269.1)
XYZ	xyz(3.7441, 2.2316, 16.1497)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131D72 #726813

analogous

#134C72 #131D72 #381372

triadic

#131D72 #72131D #1D7213

tetradic

#131D72 #72134C #726813 #137238

square

#131D72 #72134C #726813 #137238

split-complementary

#131D72 #723813 #4C7213

monochromatic

#04071A #0A103E #131D72 #1C2AA6 #2538DB

Accessibility & contrast

On white

14.52

#131D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#131D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131D72

14.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131D72	#FFFFFF	#000000	##FFFFFF
##131D72	1.00	14.52	1.45	14.52
#FFFFFF	14.52	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E75

Deuteranopia (green-blind)

#002470

Tritanopia (blue-blind)

#003545

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #131d72;
/* rgb */ color: rgb(19, 29, 114);
/* oklch */ color: oklch(29.4% 0.144 269.1);

Tailwind

colors: {
  custom: {
    50: '#64599c',
    500: '#131d72',
    950: '#000000',
  },
}

SCSS

$custom: #131d72;
$custom-light: #64599c;
$custom-dark: #000000;

JSON

{
  "hex": "#131d72",
  "rgb": {
    "r": 19,
    "g": 29,
    "b": 114
  },
  "hsl": {
    "h": 233.684,
    "s": 71.429,
    "l": 26.078
  },
  "oklch": {
    "l": 0.29359,
    "c": 0.14359,
    "h": 269.1
  },
  "luminance": 0.02232
}

Semantic roles & 50–950 ramp

primary

#131D72

secondary

#A99D38

accent

#DB3AEE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #131D72

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

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