#271AB3#271AB3

#271AB3 is a dark, highly saturated blue. Relative luminance 0.044; OKLCH L 37.8% C 0.220 H 272.1°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#271AB3
RGB	rgb(39, 26, 179)
HSL	hsl(245, 75%, 40%)
HSV	hsv(245, 85%, 70%)
CMYK	cmyk(78.2%, 85.5%, 0%, 29.8%)
CIE-LAB	lab(25.03, 53.90, -76.00)
CIE-LCH	lch(25.03, 93.17, 305.34°)
OKLab	oklab(37.77% 0.0081 -0.2198)
OKLCH	oklch(37.77% 0.22 272.1)
XYZ	xyz(9.3401, 4.4238, 43.0007)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271AB3 #A6B31A

analogous

#1A59B3 #271AB3 #731AB3

triadic

#271AB3 #B3271A #1AB327

tetradic

#271AB3 #B31A59 #A6B31A #1AB373

square

#271AB3 #B31A59 #A6B31A #1AB373

split-complementary

#271AB3 #B3731A #59B31A

monochromatic

#100A48 #1B127E #271AB3 #3A2AE0 #6B60E8

Accessibility & contrast

On white

11.14

#271AB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#271AB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271AB3

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271AB3	#FFFFFF	#000000	##FFFFFF
##271AB3	1.00	11.14	1.89	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B7

Deuteranopia (green-blind)

#0034B1

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #271ab3;
/* rgb */ color: rgb(39, 26, 179);
/* oklch */ color: oklch(37.8% 0.220 272.1);

Tailwind

colors: {
  custom: {
    50: '#7c5dcb',
    500: '#271ab3',
    950: '#000000',
  },
}

SCSS

$custom: #271ab3;
$custom-light: #7c5dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#271ab3",
  "rgb": {
    "r": 39,
    "g": 26,
    "b": 179
  },
  "hsl": {
    "h": 245.098,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.37774,
    "c": 0.21996,
    "h": 272.1
  },
  "luminance": 0.04425
}

Semantic roles & 50–950 ramp

primary

#271AB3

secondary

#C3CC5D

accent

#F137E1

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0B0514

muted

#7C7982

Preview Lab

Preview with #271AB3

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

Preview Lab → · Contrast checker → · Palette generator →