#37348D#37348D

#37348D is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.143 H 278.8°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#37348D
RGB	rgb(55, 52, 141)
HSL	hsl(242, 46%, 38%)
HSV	hsv(242, 63%, 55%)
CMYK	cmyk(61%, 63.1%, 0%, 44.7%)
CIE-LAB	lab(27.27, 28.99, -49.15)
CIE-LCH	lch(27.27, 57.06, 300.53°)
OKLab	oklab(38.49% 0.0219 -0.1413)
OKLCH	oklch(38.49% 0.143 278.8)
XYZ	xyz(7.6097, 5.1907, 25.7950)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37348D #8A8D34

analogous

#345E8D #37348D #63348D

triadic

#37348D #8D3734 #348D37

tetradic

#37348D #8D345E #8A8D34 #348D63

square

#37348D #8D345E #8A8D34 #348D63

split-complementary

#37348D #8D6334 #5E8D34

monochromatic

#141334 #262460 #37348D #4844BA #7471CB

Accessibility & contrast

On white

10.30

#37348D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#37348D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37348D

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37348D	#FFFFFF	#000000	##FFFFFF
##37348D	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004490

Deuteranopia (green-blind)

#003D8B

Tritanopia (blue-blind)

#004A5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #37348d;
/* rgb */ color: rgb(55, 52, 141);
/* oklch */ color: oklch(38.5% 0.143 278.8);

Tailwind

colors: {
  custom: {
    50: '#776caf',
    500: '#37348d',
    950: '#000000',
  },
}

SCSS

$custom: #37348d;
$custom-light: #776caf;
$custom-dark: #000000;

JSON

{
  "hex": "#37348d",
  "rgb": {
    "r": 55,
    "g": 52,
    "b": 141
  },
  "hsl": {
    "h": 242.022,
    "s": 46.114,
    "l": 37.843
  },
  "oklch": {
    "l": 0.38493,
    "c": 0.14301,
    "h": 278.8
  },
  "luminance": 0.05191
}

Semantic roles & 50–950 ramp

primary

#37348D

secondary

#B0B36A

accent

#D652D1

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #37348D

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

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