#271E5B#271E5B

#271E5B is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.6% C 0.105 H 284.4°. Best body text is #FFFFFF at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#271E5B
RGB	rgb(39, 30, 91)
HSL	hsl(249, 50%, 24%)
HSV	hsv(249, 67%, 36%)
CMYK	cmyk(57.1%, 67%, 0%, 64.3%)
CIE-LAB	lab(16.08, 22.99, -35.33)
CIE-LCH	lch(16.08, 42.15, 303.05°)
OKLab	oklab(28.62% 0.0259 -0.1013)
OKLCH	oklch(28.62% 0.105 284.4)
XYZ	xyz(3.1887, 2.1150, 10.1357)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271E5B #525B1E

analogous

#1E335B #271E5B #451E5B

triadic

#271E5B #5B271E #1E5B27

tetradic

#271E5B #5B1E33 #525B1E #1E5B45

square

#271E5B #5B1E33 #525B1E #1E5B45

split-complementary

#271E5B #5B451E #335B1E

monochromatic

#0A0817 #130F2D #271E5B #3B2D89 #4E3CB7

Accessibility & contrast

On white

14.76

#271E5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#271E5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271E5B

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271E5B	#FFFFFF	#000000	##FFFFFF
##271E5B	1.00	14.76	1.42	14.76
#FFFFFF	14.76	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5D

Deuteranopia (green-blind)

#00265A

Tritanopia (blue-blind)

#112D39

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #271e5b;
/* rgb */ color: rgb(39, 30, 91);
/* oklch */ color: oklch(28.6% 0.105 284.4);

Tailwind

colors: {
  custom: {
    50: '#675a8a',
    500: '#271e5b',
    950: '#000000',
  },
}

SCSS

$custom: #271e5b;
$custom-light: #675a8a;
$custom-dark: #000000;

JSON

{
  "hex": "#271e5b",
  "rgb": {
    "r": 39,
    "g": 30,
    "b": 91
  },
  "hsl": {
    "h": 248.852,
    "s": 50.413,
    "l": 23.725
  },
  "oklch": {
    "l": 0.2862,
    "c": 0.10462,
    "h": 284.4
  },
  "luminance": 0.02115
}

Semantic roles & 50–950 ramp

primary

#271E5B

secondary

#859045

accent

#DA4EC5

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06040C

muted

#7A797D

Preview Lab

Preview with #271E5B

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

Preview Lab → · Contrast checker → · Palette generator →