#271B5A#271B5A

#271B5A is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.0% C 0.108 H 285.9°. Best body text is #FFFFFF at 15.10:1 contrast (WCAG AA passes).

Color values

HEX	#271B5A
RGB	rgb(39, 27, 90)
HSL	hsl(251, 54%, 23%)
HSV	hsv(251, 70%, 35%)
CMYK	cmyk(56.7%, 70%, 0%, 64.7%)
CIE-LAB	lab(15.24, 24.64, -36.03)
CIE-LCH	lch(15.24, 43.65, 304.37°)
OKLab	oklab(27.98% 0.0294 -0.1034)
OKLCH	oklch(27.98% 0.108 285.9)
XYZ	xyz(3.0735, 1.9532, 9.8859)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271B5A #4E5A1B

analogous

#1B2E5A #271B5A #461B5A

triadic

#271B5A #5A271B #1B5A27

tetradic

#271B5A #5A1B2E #4E5A1B #1B5A46

square

#271B5A #5A1B2E #4E5A1B #1B5A46

split-complementary

#271B5A #5A461B #2E5A1B

monochromatic

#0A0718 #130D2B #271B5A #3B2989 #5037B8

Accessibility & contrast

On white

15.10

#271B5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#271B5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271B5A

15.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271B5A	#FFFFFF	#000000	##FFFFFF
##271B5A	1.00	15.10	1.39	15.10
#FFFFFF	15.10	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285C

Deuteranopia (green-blind)

#002459

Tritanopia (blue-blind)

#132B37

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #271b5a;
/* rgb */ color: rgb(39, 27, 90);
/* oklch */ color: oklch(28.0% 0.108 285.9);

Tailwind

colors: {
  custom: {
    50: '#675889',
    500: '#271b5a',
    950: '#000000',
  },
}

SCSS

$custom: #271b5a;
$custom-light: #675889;
$custom-dark: #000000;

JSON

{
  "hex": "#271b5a",
  "rgb": {
    "r": 39,
    "g": 27,
    "b": 90
  },
  "hsl": {
    "h": 251.429,
    "s": 53.846,
    "l": 22.941
  },
  "oklch": {
    "l": 0.27982,
    "c": 0.10752,
    "h": 285.9
  },
  "luminance": 0.01953
}

Semantic roles & 50–950 ramp

primary

#271B5A

secondary

#819041

accent

#DD4BC1

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030B

muted

#7A787C

Preview Lab

Preview with #271B5A

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

Preview Lab → · Contrast checker → · Palette generator →