#152B5A#152B5A

#152B5A is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.1% C 0.089 H 263.2°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#152B5A
RGB	rgb(21, 43, 90)
HSL	hsl(221, 62%, 22%)
HSV	hsv(221, 77%, 35%)
CMYK	cmyk(76.7%, 52.2%, 0%, 64.7%)
CIE-LAB	lab(18.48, 9.73, -30.85)
CIE-LCH	lch(18.48, 32.35, 287.50°)
OKLab	oklab(30.05% -0.0105 -0.0885)
OKLCH	oklch(30.05% 0.089 263.2)
XYZ	xyz(3.0179, 2.6251, 10.0185)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B5A #5A4415

analogous

#154E5A #152B5A #22155A

triadic

#152B5A #5A152B #2B5A15

tetradic

#152B5A #5A154E #5A4415 #155A22

square

#152B5A #5A154E #5A4415 #155A22

split-complementary

#152B5A #5A2215 #4E5A15

monochromatic

#060C19 #091328 #152B5A #21438C #2C5ABD

Accessibility & contrast

On white

13.77

#152B5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#152B5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B5A

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B5A	#FFFFFF	#000000	##FFFFFF
##152B5A	1.00	13.77	1.53	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11305C

Deuteranopia (green-blind)

#012A59

Tritanopia (blue-blind)

#00363E

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #152b5a;
/* rgb */ color: rgb(21, 43, 90);
/* oklch */ color: oklch(30.1% 0.089 263.2);

Tailwind

colors: {
  custom: {
    50: '#5d6389',
    500: '#152b5a',
    950: '#000000',
  },
}

SCSS

$custom: #152b5a;
$custom-light: #5d6389;
$custom-dark: #000000;

JSON

{
  "hex": "#152b5a",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 90
  },
  "hsl": {
    "h": 220.87,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.30051,
    "c": 0.08915,
    "h": 263.2
  },
  "luminance": 0.02625
}

Semantic roles & 50–950 ramp

primary

#152B5A

secondary

#927539

accent

#B143E5

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#05050B

muted

#79797C

Preview Lab

Preview with #152B5A

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

Preview Lab → · Contrast checker → · Palette generator →