#153E83#153E83

#153E83 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.9% C 0.125 H 260.3°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#153E83
RGB	rgb(21, 62, 131)
HSL	hsl(218, 72%, 30%)
HSV	hsv(218, 84%, 51%)
CMYK	cmyk(84%, 52.7%, 0%, 48.6%)
CIE-LAB	lab(27.41, 13.35, -42.78)
CIE-LCH	lch(27.41, 44.82, 287.33°)
OKLab	oklab(37.87% -0.0211 -0.1232)
OKLCH	oklch(37.87% 0.125 260.3)
XYZ	xyz(6.1271, 5.2426, 22.1573)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E83 #835A15

analogous

#157583 #153E83 #231583

triadic

#153E83 #83153E #3E8315

tetradic

#153E83 #831575 #835A15 #158323

square

#153E83 #831575 #835A15 #158323

split-complementary

#153E83 #832315 #758315

monochromatic

#040C1A #0D254E #153E83 #1D57B8 #3474DE

Accessibility & contrast

On white

10.25

#153E83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#153E83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E83

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E83	#FFFFFF	#000000	##FFFFFF
##153E83	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104685

Deuteranopia (green-blind)

#003C82

Tritanopia (blue-blind)

#004F5A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #153e83;
/* rgb */ color: rgb(21, 62, 131);
/* oklch */ color: oklch(37.9% 0.125 260.3);

Tailwind

colors: {
  custom: {
    50: '#6772a8',
    500: '#153e83',
    950: '#000000',
  },
}

SCSS

$custom: #153e83;
$custom-light: #6772a8;
$custom-dark: #000000;

JSON

{
  "hex": "#153e83",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 131
  },
  "hsl": {
    "h": 217.636,
    "s": 72.368,
    "l": 29.804
  },
  "oklch": {
    "l": 0.37866,
    "c": 0.12503,
    "h": 260.3
  },
  "luminance": 0.05243
}

Semantic roles & 50–950 ramp

primary

#153E83

secondary

#B88A3C

accent

#AB39EF

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #153E83

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

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