#153C82#153C82

#153C82 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.3% C 0.126 H 261.0°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#153C82
RGB	rgb(21, 60, 130)
HSL	hsl(219, 72%, 30%)
HSV	hsv(219, 84%, 51%)
CMYK	cmyk(83.8%, 53.8%, 0%, 49%)
CIE-LAB	lab(26.74, 14.34, -43.25)
CIE-LCH	lch(26.74, 45.57, 288.34°)
OKLab	oklab(37.33% -0.0197 -0.1247)
OKLCH	oklch(37.33% 0.126 261)
XYZ	xyz(5.9529, 5.0021, 21.7665)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153C82 #825B15

analogous

#157382 #153C82 #251582

triadic

#153C82 #82153C #3C8215

tetradic

#153C82 #821573 #825B15 #158225

square

#153C82 #821573 #825B15 #158225

split-complementary

#153C82 #822515 #738215

monochromatic

#040C1A #0C244D #153C82 #1E54B7 #3370DE

Accessibility & contrast

On white

10.50

#153C82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#153C82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153C82

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153C82	#FFFFFF	#000000	##FFFFFF
##153C82	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A4484

Deuteranopia (green-blind)

#003B81

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #153c82;
/* rgb */ color: rgb(21, 60, 130);
/* oklch */ color: oklch(37.3% 0.126 261.0);

Tailwind

colors: {
  custom: {
    50: '#6671a7',
    500: '#153c82',
    950: '#000000',
  },
}

SCSS

$custom: #153c82;
$custom-light: #6671a7;
$custom-dark: #000000;

JSON

{
  "hex": "#153c82",
  "rgb": {
    "r": 21,
    "g": 60,
    "b": 130
  },
  "hsl": {
    "h": 218.532,
    "s": 72.185,
    "l": 29.608
  },
  "oklch": {
    "l": 0.37328,
    "c": 0.12621,
    "h": 261
  },
  "luminance": 0.05003
}

Semantic roles & 50–950 ramp

primary

#153C82

secondary

#B78B3C

accent

#AE39EF

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #153C82

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

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