#271FA9#271FA9

#271FA9 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.1% C 0.205 H 272.6°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#271FA9
RGB	rgb(39, 31, 169)
HSL	hsl(243, 69%, 39%)
HSV	hsv(243, 82%, 66%)
CMYK	cmyk(76.9%, 81.7%, 0%, 33.7%)
CIE-LAB	lab(24.56, 48.64, -70.76)
CIE-LCH	lch(24.56, 85.87, 304.50°)
OKLab	oklab(37.1% 0.0094 -0.2047)
OKLCH	oklch(37.1% 0.205 272.6)
XYZ	xyz(8.4857, 4.2750, 37.9064)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271FA9 #A1A91F

analogous

#1F5CA9 #271FA9 #6C1FA9

triadic

#271FA9 #A9271F #1FA927

tetradic

#271FA9 #A91F5C #A1A91F #1FA96C

square

#271FA9 #A91F5C #A1A91F #1FA96C

split-complementary

#271FA9 #A96C1F #5CA91F

monochromatic

#0F0C42 #1B1675 #271FA9 #372DD8 #6860E2

Accessibility & contrast

On white

11.32

#271FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#271FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271FA9

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271FA9	#FFFFFF	#000000	##FFFFFF
##271FA9	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AD

Deuteranopia (green-blind)

#0033A7

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #271fa9;
/* rgb */ color: rgb(39, 31, 169);
/* oklch */ color: oklch(37.1% 0.205 272.6);

Tailwind

colors: {
  custom: {
    50: '#795fc4',
    500: '#271fa9',
    950: '#000000',
  },
}

SCSS

$custom: #271fa9;
$custom-light: #795fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#271fa9",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 169
  },
  "hsl": {
    "h": 243.478,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37104,
    "c": 0.20496,
    "h": 272.6
  },
  "luminance": 0.04276
}

Semantic roles & 50–950 ramp

primary

#271FA9

secondary

#C0C75D

accent

#EC3CE2

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #271FA9

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

Preview Lab → · Contrast checker → · Palette generator →