#37358E#37358E

#37358E is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.8% C 0.143 H 278.4°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#37358E
RGB	rgb(55, 53, 142)
HSL	hsl(241, 46%, 38%)
HSV	hsv(241, 63%, 56%)
CMYK	cmyk(61.3%, 62.7%, 0%, 44.3%)
CIE-LAB	lab(27.60, 28.68, -49.23)
CIE-LCH	lch(27.60, 56.97, 300.23°)
OKLab	oklab(38.76% 0.0208 -0.1416)
OKLCH	oklch(38.76% 0.143 278.4)
XYZ	xyz(7.7296, 5.3109, 26.2037)
Luminance	0.0531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37358E #8C8E35

analogous

#355F8E #37358E #63358E

triadic

#37358E #8E3735 #358E37

tetradic

#37358E #8E355F #8C8E35 #358E63

square

#37358E #8E355F #8C8E35 #358E63

split-complementary

#37358E #8E6335 #5F8E35

monochromatic

#141435 #262461 #37358E #4946BA #7573CB

Accessibility & contrast

On white

10.18

#37358E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#37358E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37358E

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37358E	#FFFFFF	#000000	##FFFFFF
##37358E	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004591

Deuteranopia (green-blind)

#003E8C

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #37358e;
/* rgb */ color: rgb(55, 53, 142);
/* oklch */ color: oklch(38.8% 0.143 278.4);

Tailwind

colors: {
  custom: {
    50: '#776cb0',
    500: '#37358e',
    950: '#000000',
  },
}

SCSS

$custom: #37358e;
$custom-light: #776cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#37358e",
  "rgb": {
    "r": 55,
    "g": 53,
    "b": 142
  },
  "hsl": {
    "h": 241.348,
    "s": 45.641,
    "l": 38.235
  },
  "oklch": {
    "l": 0.38762,
    "c": 0.14308,
    "h": 278.4
  },
  "luminance": 0.05311
}

Semantic roles & 50–950 ramp

primary

#37358E

secondary

#B1B36C

accent

#D552D2

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #37358E

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

Preview Lab → · Contrast checker → · Palette generator →