#152B7C#152B7C

#152B7C is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.1% C 0.140 H 266.6°. Best body text is #FFFFFF at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#152B7C
RGB	rgb(21, 43, 124)
HSL	hsl(227, 71%, 28%)
HSV	hsv(227, 83%, 49%)
CMYK	cmyk(83.1%, 65.3%, 0%, 51.4%)
CIE-LAB	lab(21.36, 23.89, -48.23)
CIE-LCH	lch(21.36, 53.82, 296.35°)
OKLab	oklab(33.13% -0.0084 -0.1396)
OKLCH	oklch(33.13% 0.14 266.6)
XYZ	xyz(4.8100, 3.3419, 19.4564)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B7C #7C6615

analogous

#155E7C #152B7C #32157C

triadic

#152B7C #7C152B #2B7C15

tetradic

#152B7C #7C155E #7C6615 #157C32

square

#152B7C #7C155E #7C6615 #157C32

split-complementary

#152B7C #7C3215 #5E7C15

monochromatic

#04091A #0C1948 #152B7C #1E3DB0 #3054DC

Accessibility & contrast

On white

12.59

#152B7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#152B7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B7C

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B7C	#FFFFFF	#000000	##FFFFFF
##152B7C	1.00	12.59	1.67	12.59
#FFFFFF	12.59	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387F

Deuteranopia (green-blind)

#002F7A

Tritanopia (blue-blind)

#00404F

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #152b7c;
/* rgb */ color: rgb(21, 43, 124);
/* oklch */ color: oklch(33.1% 0.140 266.6);

Tailwind

colors: {
  custom: {
    50: '#6664a3',
    500: '#152b7c',
    950: '#000000',
  },
}

SCSS

$custom: #152b7c;
$custom-light: #6664a3;
$custom-dark: #000000;

JSON

{
  "hex": "#152b7c",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 124
  },
  "hsl": {
    "h": 227.184,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.33128,
    "c": 0.13982,
    "h": 266.6
  },
  "luminance": 0.03342
}

Semantic roles & 50–950 ramp

primary

#152B7C

secondary

#B1983C

accent

#C73AEE

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #152B7C

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

Preview Lab → · Contrast checker → · Palette generator →