#370F53#370F53

#370F53 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.6% C 0.117 H 306.9°. Best body text is #FFFFFF at 15.49:1 contrast (WCAG AA passes).

Color values

HEX	#370F53
RGB	rgb(55, 15, 83)
HSL	hsl(275, 69%, 19%)
HSV	hsv(275, 82%, 33%)
CMYK	cmyk(33.7%, 81.9%, 0%, 67.5%)
CIE-LAB	lab(14.28, 32.73, -32.77)
CIE-LCH	lch(14.28, 46.31, 314.96°)
OKLab	oklab(27.57% 0.07 -0.0931)
OKLCH	oklch(27.57% 0.117 306.9)
XYZ	xyz(3.3074, 1.7784, 8.3510)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 5.96

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370F53 #2B530F

analogous

#150F53 #370F53 #530F4D

triadic

#370F53 #53370F #0F5337

tetradic

#370F53 #53150F #2B530F #0F4D53

square

#370F53 #53150F #2B530F #0F4D53

split-complementary

#370F53 #4D530F #0F5315

monochromatic

#11051A #15061F #370F53 #591887 #7C22BB

Accessibility & contrast

On white

15.49

#370F53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#370F53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370F53

15.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370F53	#FFFFFF	#000000	##FFFFFF
##370F53	1.00	15.49	1.36	15.49
#FFFFFF	15.49	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002355

Deuteranopia (green-blind)

#002452

Tritanopia (blue-blind)

#322030

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #370f53;
/* rgb */ color: rgb(55, 15, 83);
/* oklch */ color: oklch(27.6% 0.117 306.9);

Tailwind

colors: {
  custom: {
    50: '#715284',
    500: '#370f53',
    950: '#000000',
  },
}

SCSS

$custom: #370f53;
$custom-light: #715284;
$custom-dark: #000000;

JSON

{
  "hex": "#370f53",
  "rgb": {
    "r": 55,
    "g": 15,
    "b": 83
  },
  "hsl": {
    "h": 275.294,
    "s": 69.388,
    "l": 19.216
  },
  "oklch": {
    "l": 0.27574,
    "c": 0.11654,
    "h": 306.9
  },
  "luminance": 0.01778
}

Semantic roles & 50–950 ramp

primary

#370F53

secondary

#578D31

accent

#EC3C84

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #370F53

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

Preview Lab → · Contrast checker → · Palette generator →