#151880#151880

#151880 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.3% C 0.166 H 269.8°. Best body text is #FFFFFF at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#151880
RGB	rgb(21, 24, 128)
HSL	hsl(238, 72%, 29%)
HSV	hsv(238, 84%, 50%)
CMYK	cmyk(83.6%, 81.3%, 0%, 49.8%)
CIE-LAB	lab(17.32, 37.66, -57.43)
CIE-LCH	lch(17.32, 68.67, 303.25°)
OKLab	oklab(30.34% -0.0006 -0.1663)
OKLCH	oklch(30.34% 0.166 269.8)
XYZ	xyz(4.5308, 2.3707, 20.6367)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151880 #807D15

analogous

#154E80 #151880 #481580

triadic

#151880 #801518 #188015

tetradic

#151880 #80154E #807D15 #158048

square

#151880 #80154E #807D15 #158048

split-complementary

#151880 #804815 #4E8015

monochromatic

#04051A #0C0E4B #151880 #1E22B5 #3237DD

Accessibility & contrast

On white

14.25

#151880 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#151880 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151880

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151880	#FFFFFF	#000000	##FFFFFF
##151880	1.00	14.25	1.47	14.25
#FFFFFF	14.25	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003083

Deuteranopia (green-blind)

#00257E

Tritanopia (blue-blind)

#00384C

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #151880;
/* rgb */ color: rgb(21, 24, 128);
/* oklch */ color: oklch(30.3% 0.166 269.8);

Tailwind

colors: {
  custom: {
    50: '#6957a6',
    500: '#151880',
    950: '#000000',
  },
}

SCSS

$custom: #151880;
$custom-light: #6957a6;
$custom-dark: #000000;

JSON

{
  "hex": "#151880",
  "rgb": {
    "r": 21,
    "g": 24,
    "b": 128
  },
  "hsl": {
    "h": 238.318,
    "s": 71.812,
    "l": 29.216
  },
  "oklch": {
    "l": 0.30342,
    "c": 0.16633,
    "h": 269.8
  },
  "luminance": 0.02371
}

Semantic roles & 50–950 ramp

primary

#151880

secondary

#B5B23C

accent

#E939EF

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #151880

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

Preview Lab → · Contrast checker → · Palette generator →