#152B58#152B58

#152B58 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 29.9% C 0.086 H 262.7°. Best body text is #FFFFFF at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#152B58
RGB	rgb(21, 43, 88)
HSL	hsl(220, 61%, 21%)
HSV	hsv(220, 76%, 35%)
CMYK	cmyk(76.1%, 51.1%, 0%, 65.5%)
CIE-LAB	lab(18.33, 8.88, -29.76)
CIE-LCH	lch(18.33, 31.05, 286.62°)
OKLab	oklab(29.89% -0.0109 -0.0853)
OKLCH	oklch(29.89% 0.086 262.7)
XYZ	xyz(2.9340, 2.5915, 9.5762)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B58 #584215

analogous

#154D58 #152B58 #211558

triadic

#152B58 #58152B #2B5815

tetradic

#152B58 #58154D #584215 #155821

square

#152B58 #58154D #584215 #155821

split-complementary

#152B58 #582115 #4D5815

monochromatic

#060C19 #091327 #152B58 #214389 #2D5BBB

Accessibility & contrast

On white

13.83

#152B58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#152B58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B58

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B58	#FFFFFF	#000000	##FFFFFF
##152B58	1.00	13.83	1.52	13.83
#FFFFFF	13.83	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13305A

Deuteranopia (green-blind)

#042A57

Tritanopia (blue-blind)

#00363D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #152b58;
/* rgb */ color: rgb(21, 43, 88);
/* oklch */ color: oklch(29.9% 0.086 262.7);

Tailwind

colors: {
  custom: {
    50: '#5c6387',
    500: '#152b58',
    950: '#000000',
  },
}

SCSS

$custom: #152b58;
$custom-light: #5c6387;
$custom-dark: #000000;

JSON

{
  "hex": "#152b58",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 88
  },
  "hsl": {
    "h": 220.299,
    "s": 61.468,
    "l": 21.373
  },
  "oklch": {
    "l": 0.29891,
    "c": 0.08599,
    "h": 262.7
  },
  "luminance": 0.02592
}

Semantic roles & 50–950 ramp

primary

#152B58

secondary

#907339

accent

#B043E5

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #152B58

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

Preview Lab → · Contrast checker → · Palette generator →