#152A5B#152A5B

#152A5B is a dark, moderate blue. Relative luminance 0.026; OKLCH L 29.9% C 0.092 H 264.1°. Best body text is #FFFFFF at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#152A5B
RGB	rgb(21, 42, 91)
HSL	hsl(222, 63%, 22%)
HSV	hsv(222, 77%, 36%)
CMYK	cmyk(76.9%, 53.8%, 0%, 64.3%)
CIE-LAB	lab(18.23, 10.89, -31.90)
CIE-LCH	lch(18.23, 33.71, 288.85°)
OKLab	oklab(29.89% -0.0094 -0.0916)
OKLCH	oklch(29.89% 0.092 264.1)
XYZ	xyz(3.0249, 2.5704, 10.2322)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152A5B #5B4615

analogous

#154D5B #152A5B #23155B

triadic

#152A5B #5B152A #2A5B15

tetradic

#152A5B #5B154D #5B4615 #155B23

square

#152A5B #5B154D #5B4615 #155B23

split-complementary

#152A5B #5B2315 #4D5B15

monochromatic

#060B19 #0A1329 #152A5B #20418D #2C58BE

Accessibility & contrast

On white

13.87

#152A5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#152A5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152A5B

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152A5B	#FFFFFF	#000000	##FFFFFF
##152A5B	1.00	13.87	1.51	13.87
#FFFFFF	13.87	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D305D

Deuteranopia (green-blind)

#00295A

Tritanopia (blue-blind)

#00363E

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #152a5b;
/* rgb */ color: rgb(21, 42, 91);
/* oklch */ color: oklch(29.9% 0.092 264.1);

Tailwind

colors: {
  custom: {
    50: '#5d638a',
    500: '#152a5b',
    950: '#000000',
  },
}

SCSS

$custom: #152a5b;
$custom-light: #5d638a;
$custom-dark: #000000;

JSON

{
  "hex": "#152a5b",
  "rgb": {
    "r": 21,
    "g": 42,
    "b": 91
  },
  "hsl": {
    "h": 222,
    "s": 62.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.29892,
    "c": 0.09212,
    "h": 264.1
  },
  "luminance": 0.02571
}

Semantic roles & 50–950 ramp

primary

#152A5B

secondary

#927839

accent

#B542E6

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #152A5B

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

Preview Lab → · Contrast checker → · Palette generator →