#51227E#51227E

#51227E is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.1% C 0.148 H 303.2°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#51227E
RGB	rgb(81, 34, 126)
HSL	hsl(271, 58%, 31%)
HSV	hsv(271, 73%, 49%)
CMYK	cmyk(35.7%, 73%, 0%, 50.6%)
CIE-LAB	lab(24.95, 40.12, -43.42)
CIE-LCH	lch(24.95, 59.12, 312.74°)
OKLab	oklab(37.08% 0.0808 -0.1236)
OKLCH	oklch(37.08% 0.148 303.2)
XYZ	xyz(7.7304, 4.3997, 20.1766)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.96

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51227E #4F7E22

analogous

#23227E #51227E #7E227D

triadic

#51227E #7E5122 #227E51

tetradic

#51227E #7E2322 #4F7E22 #227D7E

square

#51227E #7E2322 #4F7E22 #227D7E

split-complementary

#51227E #7D7E22 #227E23

monochromatic

#13081E #32154E #51227E #702FAE #8F4CCF

Accessibility & contrast

On white

11.17

#51227E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#51227E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51227E

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51227E	#FFFFFF	#000000	##FFFFFF
##51227E	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A81

Deuteranopia (green-blind)

#003B7C

Tritanopia (blue-blind)

#48384D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #51227e;
/* rgb */ color: rgb(81, 34, 126);
/* oklch */ color: oklch(37.1% 0.148 303.2);

Tailwind

colors: {
  custom: {
    50: '#8661a4',
    500: '#51227e',
    950: '#000000',
  },
}

SCSS

$custom: #51227e;
$custom-light: #8661a4;
$custom-dark: #000000;

JSON

{
  "hex": "#51227e",
  "rgb": {
    "r": 81,
    "g": 34,
    "b": 126
  },
  "hsl": {
    "h": 270.652,
    "s": 57.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37083,
    "c": 0.14763,
    "h": 303.2
  },
  "luminance": 0.044
}

Semantic roles & 50–950 ramp

primary

#51227E

secondary

#7DB14B

accent

#E14792

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #51227E

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

Preview Lab → · Contrast checker → · Palette generator →