#37249B#37249B

#37249B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.3% C 0.180 H 280.4°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#37249B
RGB	rgb(55, 36, 155)
HSL	hsl(250, 62%, 37%)
HSV	hsv(250, 77%, 61%)
CMYK	cmyk(64.5%, 76.8%, 0%, 39.2%)
CIE-LAB	lab(25.08, 43.17, -61.36)
CIE-LCH	lch(25.08, 75.03, 305.13°)
OKLab	oklab(37.31% 0.0325 -0.1771)
OKLCH	oklch(37.31% 0.18 280.4)
XYZ	xyz(8.1209, 4.4399, 31.4330)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37249B #889B24

analogous

#244C9B #37249B #73249B

triadic

#37249B #9B3724 #249B37

tetradic

#37249B #9B244C #889B24 #249B73

square

#37249B #9B244C #889B24 #249B73

split-complementary

#37249B #9B7324 #4C9B24

monochromatic

#140D38 #251869 #37249B #4930CD #735FDA

Accessibility & contrast

On white

11.12

#37249B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#37249B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37249B

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37249B	#FFFFFF	#000000	##FFFFFF
##37249B	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409E

Deuteranopia (green-blind)

#003799

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #37249b;
/* rgb */ color: rgb(55, 36, 155);
/* oklch */ color: oklch(37.3% 0.180 280.4);

Tailwind

colors: {
  custom: {
    50: '#7b62ba',
    500: '#37249b',
    950: '#000000',
  },
}

SCSS

$custom: #37249b;
$custom-light: #7b62ba;
$custom-dark: #000000;

JSON

{
  "hex": "#37249b",
  "rgb": {
    "r": 55,
    "g": 36,
    "b": 155
  },
  "hsl": {
    "h": 249.58,
    "s": 62.304,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37313,
    "c": 0.18005,
    "h": 280.4
  },
  "luminance": 0.04441
}

Semantic roles & 50–950 ramp

primary

#37249B

secondary

#AFBF5C

accent

#E542CB

background

#F8F5FB

surface

#EFEAF6

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #37249B

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

Preview Lab → · Contrast checker → · Palette generator →