#271BAC#271BAC

#271BAC is a dark, highly saturated blue. Relative luminance 0.042; OKLCH L 37.0% C 0.211 H 272.6°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#271BAC
RGB	rgb(39, 27, 172)
HSL	hsl(245, 73%, 39%)
HSV	hsv(245, 84%, 67%)
CMYK	cmyk(77.3%, 84.3%, 0%, 32.5%)
CIE-LAB	lab(24.30, 51.40, -73.01)
CIE-LCH	lch(24.30, 89.28, 305.14°)
OKLab	oklab(37.03% 0.0097 -0.2112)
OKLCH	oklch(37.03% 0.211 272.6)
XYZ	xyz(8.6725, 4.1928, 39.3740)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271BAC #A0AC1B

analogous

#1B57AC #271BAC #701BAC

triadic

#271BAC #AC271B #1BAC27

tetradic

#271BAC #AC1B57 #A0AC1B #1BAC70

square

#271BAC #AC1B57 #A0AC1B #1BAC70

split-complementary

#271BAC #AC701B #57AC1B

monochromatic

#0F0A42 #1B1377 #271BAC #3627DD #675CE5

Accessibility & contrast

On white

11.42

#271BAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#271BAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271BAC

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271BAC	#FFFFFF	#000000	##FFFFFF
##271BAC	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040B0

Deuteranopia (green-blind)

#0033AA

Tritanopia (blue-blind)

#004B66

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #271bac;
/* rgb */ color: rgb(39, 27, 172);
/* oklch */ color: oklch(37.0% 0.211 272.6);

Tailwind

colors: {
  custom: {
    50: '#7a5dc6',
    500: '#271bac',
    950: '#000000',
  },
}

SCSS

$custom: #271bac;
$custom-light: #7a5dc6;
$custom-dark: #000000;

JSON

{
  "hex": "#271bac",
  "rgb": {
    "r": 39,
    "g": 27,
    "b": 172
  },
  "hsl": {
    "h": 244.966,
    "s": 72.864,
    "l": 39.02
  },
  "oklch": {
    "l": 0.37028,
    "c": 0.21139,
    "h": 272.6
  },
  "luminance": 0.04194
}

Semantic roles & 50–950 ramp

primary

#271BAC

secondary

#C0C95A

accent

#F038E0

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #271BAC

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

Preview Lab → · Contrast checker → · Palette generator →