#153E82#153E82

#153E82 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.8% C 0.124 H 260.1°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#153E82
RGB	rgb(21, 62, 130)
HSL	hsl(217, 72%, 30%)
HSV	hsv(217, 84%, 51%)
CMYK	cmyk(83.8%, 52.3%, 0%, 49%)
CIE-LAB	lab(27.34, 12.93, -42.28)
CIE-LCH	lch(27.34, 44.21, 287.01°)
OKLab	oklab(37.79% -0.0212 -0.1218)
OKLCH	oklch(37.79% 0.124 260.1)
XYZ	xyz(6.0597, 5.2157, 21.8021)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E82 #825915

analogous

#157582 #153E82 #231582

triadic

#153E82 #82153E #3E8215

tetradic

#153E82 #821575 #825915 #158223

square

#153E82 #821575 #825915 #158223

split-complementary

#153E82 #822315 #758215

monochromatic

#040D1A #0C254D #153E82 #1E57B7 #3374DE

Accessibility & contrast

On white

10.28

#153E82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#153E82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E82

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E82	#FFFFFF	#000000	##FFFFFF
##153E82	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124684

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#004F5A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #153e82;
/* rgb */ color: rgb(21, 62, 130);
/* oklch */ color: oklch(37.8% 0.124 260.1);

Tailwind

colors: {
  custom: {
    50: '#6672a7',
    500: '#153e82',
    950: '#000000',
  },
}

SCSS

$custom: #153e82;
$custom-light: #6672a7;
$custom-dark: #000000;

JSON

{
  "hex": "#153e82",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 130
  },
  "hsl": {
    "h": 217.431,
    "s": 72.185,
    "l": 29.608
  },
  "oklch": {
    "l": 0.37786,
    "c": 0.1236,
    "h": 260.1
  },
  "luminance": 0.05216
}

Semantic roles & 50–950 ramp

primary

#153E82

secondary

#B7893C

accent

#AA39EF

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #153E82

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

Preview Lab → · Contrast checker → · Palette generator →