#153A76#153A76

#153A76 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.9% C 0.111 H 259.8°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#153A76
RGB	rgb(21, 58, 118)
HSL	hsl(217, 70%, 27%)
HSV	hsv(217, 82%, 46%)
CMYK	cmyk(82.2%, 50.8%, 0%, 53.7%)
CIE-LAB	lab(25.24, 10.73, -38.12)
CIE-LCH	lch(25.24, 39.60, 285.72°)
OKLab	oklab(35.89% -0.0198 -0.1096)
OKLCH	oklch(35.89% 0.111 259.8)
XYZ	xyz(5.0911, 4.4929, 17.7349)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A76 #765115

analogous

#156B76 #153A76 #201576

triadic

#153A76 #76153A #3A7615

tetradic

#153A76 #76156B #765115 #157620

square

#153A76 #76156B #765115 #157620

split-complementary

#153A76 #762015 #6B7615

monochromatic

#050D1A #0C2042 #153A76 #1E54AA #2C6ED9

Accessibility & contrast

On white

11.06

#153A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#153A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A76

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A76	#FFFFFF	#000000	##FFFFFF
##153A76	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174178

Deuteranopia (green-blind)

#003875

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #153a76;
/* rgb */ color: rgb(21, 58, 118);
/* oklch */ color: oklch(35.9% 0.111 259.8);

Tailwind

colors: {
  custom: {
    50: '#636f9e',
    500: '#153a76',
    950: '#000000',
  },
}

SCSS

$custom: #153a76;
$custom-light: #636f9e;
$custom-dark: #000000;

JSON

{
  "hex": "#153a76",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 118
  },
  "hsl": {
    "h": 217.113,
    "s": 69.784,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35894,
    "c": 0.11139,
    "h": 259.8
  },
  "luminance": 0.04494
}

Semantic roles & 50–950 ramp

primary

#153A76

secondary

#AC813B

accent

#A93BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #153A76

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

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