#152B78#152B78

#152B78 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.7% C 0.134 H 266.4°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#152B78
RGB	rgb(21, 43, 120)
HSL	hsl(227, 70%, 28%)
HSV	hsv(227, 83%, 47%)
CMYK	cmyk(82.5%, 64.2%, 0%, 52.9%)
CIE-LAB	lab(20.99, 22.27, -46.30)
CIE-LCH	lch(20.99, 51.37, 295.69°)
OKLab	oklab(32.74% -0.0084 -0.1339)
OKLCH	oklch(32.74% 0.134 266.4)
XYZ	xyz(4.5621, 3.2427, 18.1511)
Luminance	0.0324 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B78 #786215

analogous

#155C78 #152B78 #311578

triadic

#152B78 #78152B #2B7815

tetradic

#152B78 #78155C #786215 #157831

square

#152B78 #78155C #786215 #157831

split-complementary

#152B78 #783115 #5C7815

monochromatic

#05091A #0C1844 #152B78 #1E3EAC #2D54DA

Accessibility & contrast

On white

12.74

#152B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#152B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B78

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B78	#FFFFFF	#000000	##FFFFFF
##152B78	1.00	12.74	1.65	12.74
#FFFFFF	12.74	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377B

Deuteranopia (green-blind)

#002E77

Tritanopia (blue-blind)

#003F4D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #152b78;
/* rgb */ color: rgb(21, 43, 120);
/* oklch */ color: oklch(32.7% 0.134 266.4);

Tailwind

colors: {
  custom: {
    50: '#6564a0',
    500: '#152b78',
    950: '#000000',
  },
}

SCSS

$custom: #152b78;
$custom-light: #6564a0;
$custom-dark: #000000;

JSON

{
  "hex": "#152b78",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 120
  },
  "hsl": {
    "h": 226.667,
    "s": 70.213,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32736,
    "c": 0.13417,
    "h": 266.4
  },
  "luminance": 0.03243
}

Semantic roles & 50–950 ramp

primary

#152B78

secondary

#AE943B

accent

#C53BED

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050F

muted

#7A797E

Preview Lab

Preview with #152B78

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

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