#153A82#153A82

#153A82 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 36.9% C 0.129 H 261.9°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#153A82
RGB	rgb(21, 58, 130)
HSL	hsl(220, 72%, 30%)
HSV	hsv(220, 84%, 51%)
CMYK	cmyk(83.8%, 55.4%, 0%, 49%)
CIE-LAB	lab(26.15, 15.75, -44.21)
CIE-LCH	lch(26.15, 46.93, 289.60°)
OKLab	oklab(36.88% -0.0182 -0.1275)
OKLCH	oklch(36.88% 0.129 261.9)
XYZ	xyz(5.8501, 4.7965, 21.7323)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A82 #825D15

analogous

#157182 #153A82 #271582

triadic

#153A82 #82153A #3A8215

tetradic

#153A82 #821571 #825D15 #158227

square

#153A82 #821571 #825D15 #158227

split-complementary

#153A82 #822715 #718215

monochromatic

#040C1A #0C224D #153A82 #1E52B7 #336DDE

Accessibility & contrast

On white

10.72

#153A82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#153A82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A82

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A82	#FFFFFF	#000000	##FFFFFF
##153A82	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004385

Deuteranopia (green-blind)

#003981

Tritanopia (blue-blind)

#004C58

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #153a82;
/* rgb */ color: rgb(21, 58, 130);
/* oklch */ color: oklch(36.9% 0.129 261.9);

Tailwind

colors: {
  custom: {
    50: '#676fa7',
    500: '#153a82',
    950: '#000000',
  },
}

SCSS

$custom: #153a82;
$custom-light: #676fa7;
$custom-dark: #000000;

JSON

{
  "hex": "#153a82",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 130
  },
  "hsl": {
    "h": 219.633,
    "s": 72.185,
    "l": 29.608
  },
  "oklch": {
    "l": 0.36876,
    "c": 0.12882,
    "h": 261.9
  },
  "luminance": 0.04797
}

Semantic roles & 50–950 ramp

primary

#153A82

secondary

#B78D3C

accent

#B139EF

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #153A82

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

Preview Lab → · Contrast checker → · Palette generator →