#152B7F#152B7F

#152B7F is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.4% C 0.144 H 266.6°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#152B7F
RGB	rgb(21, 43, 127)
HSL	hsl(228, 72%, 29%)
HSV	hsv(228, 83%, 50%)
CMYK	cmyk(83.5%, 66.1%, 0%, 50.2%)
CIE-LAB	lab(21.65, 25.10, -49.66)
CIE-LCH	lch(21.65, 55.64, 296.81°)
OKLab	oklab(33.43% -0.0085 -0.1438)
OKLCH	oklch(33.43% 0.144 266.6)
XYZ	xyz(5.0026, 3.4189, 20.4708)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B7F #7F6915

analogous

#15607F #152B7F #34157F

triadic

#152B7F #7F152B #2B7F15

tetradic

#152B7F #7F1560 #7F6915 #157F34

square

#152B7F #7F1560 #7F6915 #157F34

split-complementary

#152B7F #7F3415 #607F15

monochromatic

#04091A #0C194A #152B7F #1E3DB4 #3155DD

Accessibility & contrast

On white

12.47

#152B7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#152B7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B7F

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B7F	#FFFFFF	#000000	##FFFFFF
##152B7F	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003982

Deuteranopia (green-blind)

#002F7D

Tritanopia (blue-blind)

#004150

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #152b7f;
/* rgb */ color: rgb(21, 43, 127);
/* oklch */ color: oklch(33.4% 0.144 266.6);

Tailwind

colors: {
  custom: {
    50: '#6764a5',
    500: '#152b7f',
    950: '#000000',
  },
}

SCSS

$custom: #152b7f;
$custom-light: #6764a5;
$custom-dark: #000000;

JSON

{
  "hex": "#152b7f",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 127
  },
  "hsl": {
    "h": 227.547,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33426,
    "c": 0.14402,
    "h": 266.6
  },
  "luminance": 0.03419
}

Semantic roles & 50–950 ramp

primary

#152B7F

secondary

#B49B3C

accent

#C939EE

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #152B7F

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

Preview Lab → · Contrast checker → · Palette generator →