#370F76#370F76

#370F76 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 31.0% C 0.156 H 292.0°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#370F76
RGB	rgb(55, 15, 118)
HSL	hsl(263, 77%, 26%)
HSV	hsv(263, 87%, 46%)
CMYK	cmyk(53.4%, 87.3%, 0%, 53.7%)
CIE-LAB	lab(17.74, 42.09, -50.24)
CIE-LCH	lch(17.74, 65.54, 309.95°)
OKLab	oklab(31.04% 0.0582 -0.1444)
OKLCH	oklch(31.04% 0.156 292)
XYZ	xyz(5.0155, 2.4617, 17.3469)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370F76 #4E760F

analogous

#0F1A76 #370F76 #6A0F76

triadic

#370F76 #76370F #0F7637

tetradic

#370F76 #760F1A #4E760F #0F766A

square

#370F76 #760F1A #4E760F #0F766A

split-complementary

#370F76 #766A0F #1A760F

monochromatic

#0D031B #1E0840 #370F76 #5016AC #6A1DE2

Accessibility & contrast

On white

14.07

#370F76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#370F76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370F76

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370F76	#FFFFFF	#000000	##FFFFFF
##370F76	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D79

Deuteranopia (green-blind)

#002974

Tritanopia (blue-blind)

#212F44

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #370f76;
/* rgb */ color: rgb(55, 15, 118);
/* oklch */ color: oklch(31.0% 0.156 292.0);

Tailwind

colors: {
  custom: {
    50: '#76559f',
    500: '#370f76',
    950: '#000000',
  },
}

SCSS

$custom: #370f76;
$custom-light: #76559f;
$custom-dark: #000000;

JSON

{
  "hex": "#370f76",
  "rgb": {
    "r": 55,
    "g": 15,
    "b": 118
  },
  "hsl": {
    "h": 263.301,
    "s": 77.444,
    "l": 26.078
  },
  "oklch": {
    "l": 0.3104,
    "c": 0.15568,
    "h": 292
  },
  "luminance": 0.02462
}

Semantic roles & 50–950 ramp

primary

#370F76

secondary

#7EAD33

accent

#F434A9

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#09030F

muted

#7B787E

Preview Lab

Preview with #370F76

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

Preview Lab → · Contrast checker → · Palette generator →