#271EB3#271EB3

#271EB3 is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.2% C 0.217 H 271.9°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#271EB3
RGB	rgb(39, 30, 179)
HSL	hsl(244, 71%, 41%)
HSV	hsv(244, 83%, 70%)
CMYK	cmyk(78.2%, 83.2%, 0%, 29.8%)
CIE-LAB	lab(25.60, 52.18, -75.04)
CIE-LCH	lch(25.60, 91.40, 304.81°)
OKLab	oklab(38.17% 0.0072 -0.2171)
OKLCH	oklch(38.17% 0.217 271.9)
XYZ	xyz(9.4349, 4.6135, 43.0323)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271EB3 #AAB31E

analogous

#1E5FB3 #271EB3 #711EB3

triadic

#271EB3 #B3271E #1EB327

tetradic

#271EB3 #B31E5F #AAB31E #1EB371

square

#271EB3 #B31E5F #AAB31E #1EB371

split-complementary

#271EB3 #B3711E #5FB31E

monochromatic

#100C4A #1C157F #271EB3 #3C32DD #6E66E5

Accessibility & contrast

On white

10.92

#271EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#271EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271EB3

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271EB3	#FFFFFF	#000000	##FFFFFF
##271EB3	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B7

Deuteranopia (green-blind)

#0035B1

Tritanopia (blue-blind)

#004E6B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #271eb3;
/* rgb */ color: rgb(39, 30, 179);
/* oklch */ color: oklch(38.2% 0.217 271.9);

Tailwind

colors: {
  custom: {
    50: '#7b5fcb',
    500: '#271eb3',
    950: '#000000',
  },
}

SCSS

$custom: #271eb3;
$custom-light: #7b5fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#271eb3",
  "rgb": {
    "r": 39,
    "g": 30,
    "b": 179
  },
  "hsl": {
    "h": 243.624,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.38172,
    "c": 0.21723,
    "h": 271.9
  },
  "luminance": 0.04615
}

Semantic roles & 50–950 ramp

primary

#271EB3

secondary

#C4CB62

accent

#EE3AE3

background

#F8F5FC

surface

#EFEAF9

border

#CAC6D2

text

#0B0514

muted

#7C7982

Preview Lab

Preview with #271EB3

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

Preview Lab → · Contrast checker → · Palette generator →