#152B59#152B59

#152B59 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.0% C 0.088 H 263.0°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#152B59
RGB	rgb(21, 43, 89)
HSL	hsl(221, 62%, 22%)
HSV	hsv(221, 76%, 35%)
CMYK	cmyk(76.4%, 51.7%, 0%, 65.1%)
CIE-LAB	lab(18.40, 9.31, -30.31)
CIE-LCH	lch(18.40, 31.70, 287.07°)
OKLab	oklab(29.97% -0.0107 -0.0869)
OKLCH	oklch(29.97% 0.088 263)
XYZ	xyz(2.9757, 2.6081, 9.7959)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B59 #594315

analogous

#154D59 #152B59 #211559

triadic

#152B59 #59152B #2B5915

tetradic

#152B59 #59154D #594315 #155921

square

#152B59 #59154D #594315 #155921

split-complementary

#152B59 #592115 #4D5915

monochromatic

#060C19 #091327 #152B59 #21438B #2C5BBC

Accessibility & contrast

On white

13.80

#152B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#152B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B59

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B59	#FFFFFF	#000000	##FFFFFF
##152B59	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12305B

Deuteranopia (green-blind)

#032A58

Tritanopia (blue-blind)

#00363D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #152b59;
/* rgb */ color: rgb(21, 43, 89);
/* oklch */ color: oklch(30.0% 0.088 263.0);

Tailwind

colors: {
  custom: {
    50: '#5c6388',
    500: '#152b59',
    950: '#000000',
  },
}

SCSS

$custom: #152b59;
$custom-light: #5c6388;
$custom-dark: #000000;

JSON

{
  "hex": "#152b59",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 89
  },
  "hsl": {
    "h": 220.588,
    "s": 61.818,
    "l": 21.569
  },
  "oklch": {
    "l": 0.29971,
    "c": 0.08757,
    "h": 263
  },
  "luminance": 0.02608
}

Semantic roles & 50–950 ramp

primary

#152B59

secondary

#917439

accent

#B043E5

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#05050B

muted

#79797C

Preview Lab

Preview with #152B59

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

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