#37298D#37298D

#37298D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.6% C 0.157 H 281.7°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#37298D
RGB	rgb(55, 41, 141)
HSL	hsl(248, 55%, 36%)
HSV	hsv(248, 71%, 55%)
CMYK	cmyk(61%, 70.9%, 0%, 44.7%)
CIE-LAB	lab(24.70, 35.86, -53.34)
CIE-LCH	lch(24.70, 64.27, 303.91°)
OKLab	oklab(36.63% 0.0319 -0.1537)
OKLCH	oklch(36.63% 0.157 281.7)
XYZ	xyz(7.1747, 4.3207, 25.6500)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37298D #7F8D29

analogous

#294D8D #37298D #69298D

triadic

#37298D #8D3729 #298D37

tetradic

#37298D #8D294D #7F8D29 #298D69

square

#37298D #8D294D #7F8D29 #298D69

split-complementary

#37298D #8D6929 #4D8D29

monochromatic

#120D2E #251B5E #37298D #4937BC #7060D1

Accessibility & contrast

On white

11.26

#37298D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#37298D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37298D

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37298D	#FFFFFF	#000000	##FFFFFF
##37298D	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E90

Deuteranopia (green-blind)

#00378B

Tritanopia (blue-blind)

#004358

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #37298d;
/* rgb */ color: rgb(55, 41, 141);
/* oklch */ color: oklch(36.6% 0.157 281.7);

Tailwind

colors: {
  custom: {
    50: '#7864af',
    500: '#37298d',
    950: '#000000',
  },
}

SCSS

$custom: #37298d;
$custom-light: #7864af;
$custom-dark: #000000;

JSON

{
  "hex": "#37298d",
  "rgb": {
    "r": 55,
    "g": 41,
    "b": 141
  },
  "hsl": {
    "h": 248.4,
    "s": 54.945,
    "l": 35.686
  },
  "oklch": {
    "l": 0.36631,
    "c": 0.15693,
    "h": 281.7
  },
  "luminance": 0.04321
}

Semantic roles & 50–950 ramp

primary

#37298D

secondary

#AAB65B

accent

#DE4AC9

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #37298D

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

Preview Lab → · Contrast checker → · Palette generator →