#152C5B#152C5B

#152C5B is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.4% C 0.089 H 262.7°. Best body text is #FFFFFF at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#152C5B
RGB	rgb(21, 44, 91)
HSL	hsl(220, 63%, 22%)
HSV	hsv(220, 77%, 36%)
CMYK	cmyk(76.9%, 51.6%, 0%, 64.3%)
CIE-LAB	lab(18.87, 9.42, -30.88)
CIE-LCH	lch(18.87, 32.29, 286.96°)
OKLab	oklab(30.38% -0.0114 -0.0886)
OKLCH	oklch(30.38% 0.089 262.7)
XYZ	xyz(3.0976, 2.7158, 10.2565)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152C5B #5B4415

analogous

#154F5B #152C5B #21155B

triadic

#152C5B #5B152C #2C5B15

tetradic

#152C5B #5B154F #5B4415 #155B21

square

#152C5B #5B154F #5B4415 #155B21

split-complementary

#152C5B #5B2115 #4F5B15

monochromatic

#060C19 #0A1429 #152C5B #20448D #2C5CBE

Accessibility & contrast

On white

13.61

#152C5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#152C5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152C5B

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152C5B	#FFFFFF	#000000	##FFFFFF
##152C5B	1.00	13.61	1.54	13.61
#FFFFFF	13.61	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12315D

Deuteranopia (green-blind)

#022B5A

Tritanopia (blue-blind)

#00373F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #152c5b;
/* rgb */ color: rgb(21, 44, 91);
/* oklch */ color: oklch(30.4% 0.089 262.7);

Tailwind

colors: {
  custom: {
    50: '#5d648a',
    500: '#152c5b',
    950: '#000000',
  },
}

SCSS

$custom: #152c5b;
$custom-light: #5d648a;
$custom-dark: #000000;

JSON

{
  "hex": "#152c5b",
  "rgb": {
    "r": 21,
    "g": 44,
    "b": 91
  },
  "hsl": {
    "h": 220.286,
    "s": 62.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.30376,
    "c": 0.08933,
    "h": 262.7
  },
  "luminance": 0.02716
}

Semantic roles & 50–950 ramp

primary

#152C5B

secondary

#927539

accent

#B042E6

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#05050B

muted

#79797C

Preview Lab

Preview with #152C5B

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

Preview Lab → · Contrast checker → · Palette generator →