#37348B#37348B

#37348B is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.3% C 0.140 H 279.0°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#37348B
RGB	rgb(55, 52, 139)
HSL	hsl(242, 46%, 37%)
HSV	hsv(242, 63%, 55%)
CMYK	cmyk(60.4%, 62.6%, 0%, 45.5%)
CIE-LAB	lab(27.11, 28.29, -48.18)
CIE-LCH	lch(27.11, 55.87, 300.43°)
OKLab	oklab(38.32% 0.022 -0.1385)
OKLCH	oklch(38.32% 0.14 279)
XYZ	xyz(7.4623, 5.1318, 25.0184)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37348B #888B34

analogous

#345C8B #37348B #63348B

triadic

#37348B #8B3734 #348B37

tetradic

#37348B #8B345C #888B34 #348B63

square

#37348B #8B345C #888B34 #348B63

split-complementary

#37348B #8B6334 #5C8B34

monochromatic

#141332 #25235E #37348B #4945B8 #7370C9

Accessibility & contrast

On white

10.36

#37348B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#37348B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37348B

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37348B	#FFFFFF	#000000	##FFFFFF
##37348B	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448E

Deuteranopia (green-blind)

#003D89

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #37348b;
/* rgb */ color: rgb(55, 52, 139);
/* oklch */ color: oklch(38.3% 0.140 279.0);

Tailwind

colors: {
  custom: {
    50: '#776bae',
    500: '#37348b',
    950: '#000000',
  },
}

SCSS

$custom: #37348b;
$custom-light: #776bae;
$custom-dark: #000000;

JSON

{
  "hex": "#37348b",
  "rgb": {
    "r": 55,
    "g": 52,
    "b": 139
  },
  "hsl": {
    "h": 242.069,
    "s": 45.55,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38321,
    "c": 0.14021,
    "h": 279
  },
  "luminance": 0.05132
}

Semantic roles & 50–950 ramp

primary

#37348B

secondary

#AFB269

accent

#D553D1

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #37348B

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

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