#37239C#37239C

#37239C is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.3% C 0.182 H 280.4°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#37239C
RGB	rgb(55, 35, 156)
HSL	hsl(250, 63%, 37%)
HSV	hsv(250, 78%, 61%)
CMYK	cmyk(64.7%, 77.6%, 0%, 38.8%)
CIE-LAB	lab(25.00, 44.01, -62.11)
CIE-LCH	lch(25.00, 76.12, 305.32°)
OKLab	oklab(37.29% 0.0329 -0.1792)
OKLCH	oklch(37.29% 0.182 280.4)
XYZ	xyz(8.1754, 4.4140, 31.8672)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37239C #889C23

analogous

#234C9C #37239C #73239C

triadic

#37239C #9C3723 #239C37

tetradic

#37239C #9C234C #889C23 #239C73

square

#37239C #9C234C #889C23 #239C73

split-complementary

#37239C #9C7323 #4C9C23

monochromatic

#140D38 #25186A #37239C #492ECE #735EDB

Accessibility & contrast

On white

11.15

#37239C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#37239C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37239C

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37239C	#FFFFFF	#000000	##FFFFFF
##37239C	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409F

Deuteranopia (green-blind)

#00379A

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #37239c;
/* rgb */ color: rgb(55, 35, 156);
/* oklch */ color: oklch(37.3% 0.182 280.4);

Tailwind

colors: {
  custom: {
    50: '#7c61ba',
    500: '#37239c',
    950: '#000000',
  },
}

SCSS

$custom: #37239c;
$custom-light: #7c61ba;
$custom-dark: #000000;

JSON

{
  "hex": "#37239c",
  "rgb": {
    "r": 55,
    "g": 35,
    "b": 156
  },
  "hsl": {
    "h": 249.917,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37288,
    "c": 0.18224,
    "h": 280.4
  },
  "luminance": 0.04415
}

Semantic roles & 50–950 ramp

primary

#37239C

secondary

#AFC05B

accent

#E641CB

background

#F8F5FB

surface

#EFEAF6

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #37239C

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

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