#271E8B#271E8B

#271E8B is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.5% C 0.170 H 275.8°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#271E8B
RGB	rgb(39, 30, 139)
HSL	hsl(245, 64%, 33%)
HSV	hsv(245, 78%, 55%)
CMYK	cmyk(71.9%, 78.4%, 0%, 45.5%)
CIE-LAB	lab(20.92, 39.51, -58.37)
CIE-LCH	lch(20.92, 70.49, 304.09°)
OKLab	oklab(33.55% 0.0171 -0.1688)
OKLCH	oklch(33.55% 0.17 275.8)
XYZ	xyz(5.9596, 3.2234, 24.7292)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271E8B #828B1E

analogous

#1E4B8B #271E8B #5D1E8B

triadic

#271E8B #8B271E #1E8B27

tetradic

#271E8B #8B1E4B #828B1E #1E8B5D

square

#271E8B #8B1E4B #828B1E #1E8B5D

split-complementary

#271E8B #8B5D1E #4B8B1E

monochromatic

#0B0826 #191359 #271E8B #3529BD #574BD8

Accessibility & contrast

On white

12.77

#271E8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#271E8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271E8B

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271E8B	#FFFFFF	#000000	##FFFFFF
##271E8B	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378E

Deuteranopia (green-blind)

#002D89

Tritanopia (blue-blind)

#003E53

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #271e8b;
/* rgb */ color: rgb(39, 30, 139);
/* oklch */ color: oklch(33.5% 0.170 275.8);

Tailwind

colors: {
  custom: {
    50: '#725cae',
    500: '#271e8b',
    950: '#000000',
  },
}

SCSS

$custom: #271e8b;
$custom-light: #725cae;
$custom-dark: #000000;

JSON

{
  "hex": "#271e8b",
  "rgb": {
    "r": 39,
    "g": 30,
    "b": 139
  },
  "hsl": {
    "h": 244.954,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33547,
    "c": 0.16963,
    "h": 275.8
  },
  "luminance": 0.03224
}

Semantic roles & 50–950 ramp

primary

#271E8B

secondary

#B1BB4A

accent

#E740DA

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #271E8B

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

Preview Lab → · Contrast checker → · Palette generator →