#152B4C#152B4C

#152B4C is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.0% C 0.067 H 258.3°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#152B4C
RGB	rgb(21, 43, 76)
HSL	hsl(216, 57%, 19%)
HSV	hsv(216, 72%, 30%)
CMYK	cmyk(72.4%, 43.4%, 0%, 70.2%)
CIE-LAB	lab(17.50, 3.85, -23.01)
CIE-LCH	lch(17.50, 23.33, 279.49°)
OKLab	oklab(28.99% -0.0135 -0.0655)
OKLCH	oklch(28.99% 0.067 258.3)
XYZ	xyz(2.4772, 2.4087, 7.1705)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B4C #4C3615

analogous

#15474C #152B4C #1B154C

triadic

#152B4C #4C152B #2B4C15

tetradic

#152B4C #4C1547 #4C3615 #154C1B

square

#152B4C #4C1547 #4C3615 #154C1B

split-complementary

#152B4C #4C1B15 #474C15

monochromatic

#070E18 #08101C #152B4C #22467C #2F61AC

Accessibility & contrast

On white

14.17

#152B4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#152B4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B4C

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B4C	#FFFFFF	#000000	##FFFFFF
##152B4C	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2E4D

Deuteranopia (green-blind)

#14294B

Tritanopia (blue-blind)

#003337

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #152b4c;
/* rgb */ color: rgb(21, 43, 76);
/* oklch */ color: oklch(29.0% 0.067 258.3);

Tailwind

colors: {
  custom: {
    50: '#59637e',
    500: '#152b4c',
    950: '#000000',
  },
}

SCSS

$custom: #152b4c;
$custom-light: #59637e;
$custom-dark: #000000;

JSON

{
  "hex": "#152b4c",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 76
  },
  "hsl": {
    "h": 216,
    "s": 56.701,
    "l": 19.02
  },
  "oklch": {
    "l": 0.28986,
    "c": 0.06685,
    "h": 258.3
  },
  "luminance": 0.02409
}

Semantic roles & 50–950 ramp

primary

#152B4C

secondary

#846639

accent

#A348E0

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#04050A

muted

#79797C

Preview Lab

Preview with #152B4C

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

Preview Lab → · Contrast checker → · Palette generator →