#271B5C#271B5C

#271B5C is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.2% C 0.110 H 285.3°. Best body text is #FFFFFF at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#271B5C
RGB	rgb(39, 27, 92)
HSL	hsl(251, 55%, 23%)
HSV	hsv(251, 71%, 36%)
CMYK	cmyk(57.6%, 70.7%, 0%, 63.9%)
CIE-LAB	lab(15.42, 25.33, -37.07)
CIE-LCH	lch(15.42, 44.90, 304.34°)
OKLab	oklab(28.17% 0.0292 -0.1065)
OKLCH	oklch(28.17% 0.11 285.3)
XYZ	xyz(3.1598, 1.9877, 10.3403)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271B5C #505C1B

analogous

#1B2F5C #271B5C #471B5C

triadic

#271B5C #5C271B #1B5C27

tetradic

#271B5C #5C1B2F #505C1B #1B5C47

square

#271B5C #5C1B2F #505C1B #1B5C47

split-complementary

#271B5C #5C471B #2F5C1B

monochromatic

#0A0718 #130D2D #271B5C #3B298B #4F37BB

Accessibility & contrast

On white

15.03

#271B5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#271B5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271B5C

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271B5C	#FFFFFF	#000000	##FFFFFF
##271B5C	1.00	15.03	1.40	15.03
#FFFFFF	15.03	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285E

Deuteranopia (green-blind)

#00255B

Tritanopia (blue-blind)

#112B38

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #271b5c;
/* rgb */ color: rgb(39, 27, 92);
/* oklch */ color: oklch(28.2% 0.110 285.3);

Tailwind

colors: {
  custom: {
    50: '#67588b',
    500: '#271b5c',
    950: '#000000',
  },
}

SCSS

$custom: #271b5c;
$custom-light: #67588b;
$custom-dark: #000000;

JSON

{
  "hex": "#271b5c",
  "rgb": {
    "r": 39,
    "g": 27,
    "b": 92
  },
  "hsl": {
    "h": 251.077,
    "s": 54.622,
    "l": 23.333
  },
  "oklch": {
    "l": 0.28171,
    "c": 0.11038,
    "h": 285.3
  },
  "luminance": 0.01988
}

Semantic roles & 50–950 ramp

primary

#271B5C

secondary

#839241

accent

#DE4AC3

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #271B5C

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

Preview Lab → · Contrast checker → · Palette generator →