#151A79#151A79

#151A79 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.8% C 0.156 H 270.0°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#151A79
RGB	rgb(21, 26, 121)
HSL	hsl(237, 70%, 28%)
HSV	hsv(237, 83%, 47%)
CMYK	cmyk(82.6%, 78.5%, 0%, 52.5%)
CIE-LAB	lab(16.88, 34.02, -53.69)
CIE-LCH	lch(16.88, 63.56, 302.36°)
OKLab	oklab(29.79% 0.0001 -0.1555)
OKLCH	oklch(29.79% 0.156 270)
XYZ	xyz(4.1287, 2.2782, 18.3076)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A79 #797415

analogous

#154C79 #151A79 #421579

triadic

#151A79 #79151A #1A7915

tetradic

#151A79 #79154C #797415 #157942

square

#151A79 #79154C #797415 #157942

split-complementary

#151A79 #794215 #4C7915

monochromatic

#05061A #0C0F45 #151A79 #1E25AD #2E36DB

Accessibility & contrast

On white

14.43

#151A79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#151A79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A79

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A79	#FFFFFF	#000000	##FFFFFF
##151A79	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7C

Deuteranopia (green-blind)

#002577

Tritanopia (blue-blind)

#003648

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #151a79;
/* rgb */ color: rgb(21, 26, 121);
/* oklch */ color: oklch(29.8% 0.156 270.0);

Tailwind

colors: {
  custom: {
    50: '#6758a1',
    500: '#151a79',
    950: '#000000',
  },
}

SCSS

$custom: #151a79;
$custom-light: #6758a1;
$custom-dark: #000000;

JSON

{
  "hex": "#151a79",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 121
  },
  "hsl": {
    "h": 237,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.29786,
    "c": 0.15552,
    "h": 270
  },
  "luminance": 0.02279
}

Semantic roles & 50–950 ramp

primary

#151A79

secondary

#AFA93B

accent

#E43BED

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #151A79

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

Preview Lab → · Contrast checker → · Palette generator →