#153A90#153A90

#153A90 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.1% C 0.149 H 263.4°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#153A90
RGB	rgb(21, 58, 144)
HSL	hsl(222, 75%, 32%)
HSV	hsv(222, 85%, 56%)
CMYK	cmyk(85.4%, 59.7%, 0%, 43.5%)
CIE-LAB	lab(27.29, 21.52, -51.04)
CIE-LCH	lch(27.29, 55.39, 292.86°)
OKLab	oklab(38.1% -0.0171 -0.1476)
OKLCH	oklch(38.1% 0.149 263.4)
XYZ	xyz(6.8546, 5.1983, 27.0223)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A90 #906B15

analogous

#157890 #153A90 #2D1590

triadic

#153A90 #90153A #3A9015

tetradic

#153A90 #901578 #906B15 #15902D

square

#153A90 #901578 #906B15 #15902D

split-complementary

#153A90 #902D15 #789015

monochromatic

#050F25 #0D245B #153A90 #1D50C5 #3D6FE3

Accessibility & contrast

On white

10.30

#153A90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#153A90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A90

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A90	#FFFFFF	#000000	##FFFFFF
##153A90	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004693

Deuteranopia (green-blind)

#003B8E

Tritanopia (blue-blind)

#00505F

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #153a90;
/* rgb */ color: rgb(21, 58, 144);
/* oklch */ color: oklch(38.1% 0.149 263.4);

Tailwind

colors: {
  custom: {
    50: '#6a6fb1',
    500: '#153a90',
    950: '#000000',
  },
}

SCSS

$custom: #153a90;
$custom-light: #6a6fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#153a90",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 144
  },
  "hsl": {
    "h": 221.951,
    "s": 74.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.381,
    "c": 0.14859,
    "h": 263.4
  },
  "luminance": 0.05199
}

Semantic roles & 50–950 ramp

primary

#153A90

secondary

#C29B3E

accent

#B937F1

background

#F6F6FB

surface

#ECECF6

border

#C7C7D0

text

#080711

muted

#7A7A80

Preview Lab

Preview with #153A90

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

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