#271E9B#271E9B

#271E9B is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.4% C 0.189 H 274.0°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#271E9B
RGB	rgb(39, 30, 155)
HSL	hsl(244, 68%, 36%)
HSV	hsv(244, 81%, 61%)
CMYK	cmyk(74.8%, 80.6%, 0%, 39.2%)
CIE-LAB	lab(22.74, 44.72, -65.26)
CIE-LCH	lch(22.74, 79.11, 304.42°)
OKLab	oklab(35.36% 0.0132 -0.1888)
OKLCH	oklch(35.36% 0.189 274)
XYZ	xyz(7.2154, 3.7257, 31.3429)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271E9B #929B1E

analogous

#1E549B #271E9B #661E9B

triadic

#271E9B #9B271E #1E9B27

tetradic

#271E9B #9B1E54 #929B1E #1E9B66

square

#271E9B #9B1E54 #929B1E #1E9B66

split-complementary

#271E9B #9B661E #549B1E

monochromatic

#0D0A34 #1A1468 #271E9B #3428CE #5F55DE

Accessibility & contrast

On white

12.03

#271E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#271E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271E9B

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271E9B	#FFFFFF	#000000	##FFFFFF
##271E9B	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9E

Deuteranopia (green-blind)

#003099

Tritanopia (blue-blind)

#00455D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #271e9b;
/* rgb */ color: rgb(39, 30, 155);
/* oklch */ color: oklch(35.4% 0.189 274.0);

Tailwind

colors: {
  custom: {
    50: '#755dba',
    500: '#271e9b',
    950: '#000000',
  },
}

SCSS

$custom: #271e9b;
$custom-light: #755dba;
$custom-dark: #000000;

JSON

{
  "hex": "#271e9b",
  "rgb": {
    "r": 39,
    "g": 30,
    "b": 155
  },
  "hsl": {
    "h": 244.32,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.35362,
    "c": 0.18922,
    "h": 274
  },
  "luminance": 0.03726
}

Semantic roles & 50–950 ramp

primary

#271E9B

secondary

#BAC253

accent

#EA3DDE

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #271E9B

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

Preview Lab → · Contrast checker → · Palette generator →