#152D5B#152D5B

#152D5B is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.6% C 0.088 H 261.9°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#152D5B
RGB	rgb(21, 45, 91)
HSL	hsl(219, 63%, 22%)
HSV	hsv(219, 77%, 36%)
CMYK	cmyk(76.9%, 50.5%, 0%, 64.3%)
CIE-LAB	lab(19.19, 8.69, -30.37)
CIE-LCH	lch(19.19, 31.59, 285.96°)
OKLab	oklab(30.62% -0.0124 -0.0871)
OKLCH	oklch(30.62% 0.088 261.9)
XYZ	xyz(3.1353, 2.7912, 10.2690)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152D5B #5B4315

analogous

#15505B #152D5B #20155B

triadic

#152D5B #5B152D #2D5B15

tetradic

#152D5B #5B1550 #5B4315 #155B20

square

#152D5B #5B1550 #5B4315 #155B20

split-complementary

#152D5B #5B2015 #505B15

monochromatic

#060C19 #0A1429 #152D5B #20468D #2C5EBE

Accessibility & contrast

On white

13.48

#152D5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#152D5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152D5B

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152D5B	#FFFFFF	#000000	##FFFFFF
##152D5B	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)

#15325D

Deuteranopia (green-blind)

#052C5A

Tritanopia (blue-blind)

#00383F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #152d5b;
/* rgb */ color: rgb(21, 45, 91);
/* oklch */ color: oklch(30.6% 0.088 261.9);

Tailwind

colors: {
  custom: {
    50: '#5d658a',
    500: '#152d5b',
    950: '#000000',
  },
}

SCSS

$custom: #152d5b;
$custom-light: #5d658a;
$custom-dark: #000000;

JSON

{
  "hex": "#152d5b",
  "rgb": {
    "r": 21,
    "g": 45,
    "b": 91
  },
  "hsl": {
    "h": 219.429,
    "s": 62.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.30621,
    "c": 0.08794,
    "h": 261.9
  },
  "luminance": 0.02792
}

Semantic roles & 50–950 ramp

primary

#152D5B

secondary

#927439

accent

#AE42E6

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05050B

muted

#797A7C

Preview Lab

Preview with #152D5B

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

Preview Lab → · Contrast checker → · Palette generator →