#152D8D#152D8D

#152D8D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.2% C 0.161 H 266.4°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#152D8D
RGB	rgb(21, 45, 141)
HSL	hsl(228, 74%, 32%)
HSV	hsv(228, 85%, 55%)
CMYK	cmyk(85.1%, 68.1%, 0%, 44.7%)
CIE-LAB	lab(23.53, 29.27, -55.34)
CIE-LCH	lch(23.53, 62.61, 297.88°)
OKLab	oklab(35.23% -0.01 -0.1603)
OKLCH	oklch(35.23% 0.161 266.4)
XYZ	xyz(6.0537, 3.9586, 25.6392)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152D8D #8D7515

analogous

#15698D #152D8D #39158D

triadic

#152D8D #8D152D #2D8D15

tetradic

#152D8D #8D1569 #8D7515 #158D39

square

#152D8D #8D1569 #8D7515 #158D39

split-complementary

#152D8D #8D3915 #698D15

monochromatic

#050B22 #0D1C58 #152D8D #1D3EC2 #3B5CE2

Accessibility & contrast

On white

11.72

#152D8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#152D8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152D8D

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152D8D	#FFFFFF	#000000	##FFFFFF
##152D8D	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E90

Deuteranopia (green-blind)

#00328B

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #152d8d;
/* rgb */ color: rgb(21, 45, 141);
/* oklch */ color: oklch(35.2% 0.161 266.4);

Tailwind

colors: {
  custom: {
    50: '#6b65af',
    500: '#152d8d',
    950: '#000000',
  },
}

SCSS

$custom: #152d8d;
$custom-light: #6b65af;
$custom-dark: #000000;

JSON

{
  "hex": "#152d8d",
  "rgb": {
    "r": 21,
    "g": 45,
    "b": 141
  },
  "hsl": {
    "h": 228,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.35227,
    "c": 0.16066,
    "h": 266.4
  },
  "luminance": 0.03959
}

Semantic roles & 50–950 ramp

primary

#152D8D

secondary

#C1A63D

accent

#CC37F1

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #152D8D

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

Preview Lab → · Contrast checker → · Palette generator →