#152B63#152B63

#152B63 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.8% C 0.103 H 264.8°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#152B63
RGB	rgb(21, 43, 99)
HSL	hsl(223, 65%, 24%)
HSV	hsv(223, 79%, 39%)
CMYK	cmyk(78.8%, 56.6%, 0%, 61.2%)
CIE-LAB	lab(19.17, 13.53, -35.67)
CIE-LCH	lch(19.17, 38.15, 290.78°)
OKLab	oklab(30.81% -0.0094 -0.1027)
OKLCH	oklch(30.81% 0.103 264.8)
XYZ	xyz(3.4245, 2.7877, 12.1596)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B63 #634D15

analogous

#155263 #152B63 #261563

triadic

#152B63 #63152B #2B6315

tetradic

#152B63 #631552 #634D15 #156326

square

#152B63 #631552 #634D15 #156326

split-complementary

#152B63 #632615 #526315

monochromatic

#050B19 #0A1531 #152B63 #204195 #2A57C8

Accessibility & contrast

On white

13.48

#152B63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#152B63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B63

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B63	#FFFFFF	#000000	##FFFFFF
##152B63	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#033265

Deuteranopia (green-blind)

#002B62

Tritanopia (blue-blind)

#003942

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #152b63;
/* rgb */ color: rgb(21, 43, 99);
/* oklch */ color: oklch(30.8% 0.103 264.8);

Tailwind

colors: {
  custom: {
    50: '#5f6390',
    500: '#152b63',
    950: '#000000',
  },
}

SCSS

$custom: #152b63;
$custom-light: #5f6390;
$custom-dark: #000000;

JSON

{
  "hex": "#152b63",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 99
  },
  "hsl": {
    "h": 223.077,
    "s": 65,
    "l": 23.529
  },
  "oklch": {
    "l": 0.30805,
    "c": 0.10313,
    "h": 264.8
  },
  "luminance": 0.02788
}

Semantic roles & 50–950 ramp

primary

#152B63

secondary

#9A7F3A

accent

#B940E8

background

#F5F5F8

surface

#EAEAF0

border

#C6C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #152B63

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

Preview Lab → · Contrast checker → · Palette generator →