#271DC9#271DC9

#271DC9 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.7% C 0.242 H 270.5°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#271DC9
RGB	rgb(39, 29, 201)
HSL	hsl(243, 75%, 45%)
HSV	hsv(243, 86%, 79%)
CMYK	cmyk(80.6%, 85.6%, 0%, 21.2%)
CIE-LAB	lab(28.18, 59.09, -83.77)
CIE-LCH	lch(28.18, 102.51, 305.20°)
OKLab	oklab(40.72% 0.002 -0.2423)
OKLCH	oklch(40.72% 0.242 270.5)
XYZ	xyz(11.8151, 5.5257, 55.6909)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271DC9 #BFC91D

analogous

#1D69C9 #271DC9 #7D1DC9

triadic

#271DC9 #C9271D #1DC927

tetradic

#271DC9 #C91D69 #BFC91D #1DC97D

square

#271DC9 #C91D69 #BFC91D #1DC97D

split-complementary

#271DC9 #C97D1D #69C91D

monochromatic

#120E5E #1D1594 #271DC9 #4940E3 #7C75EB

Accessibility & contrast

On white

9.97

#271DC9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#271DC9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271DC9

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271DC9	#FFFFFF	#000000	##FFFFFF
##271DC9	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BCD

Deuteranopia (green-blind)

#003AC6

Tritanopia (blue-blind)

#005777

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #271dc9;
/* rgb */ color: rgb(39, 29, 201);
/* oklch */ color: oklch(40.7% 0.242 270.5);

Tailwind

colors: {
  custom: {
    50: '#8160db',
    500: '#271dc9',
    950: '#000000',
  },
}

SCSS

$custom: #271dc9;
$custom-light: #8160db;
$custom-dark: #000000;

JSON

{
  "hex": "#271dc9",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 201
  },
  "hsl": {
    "h": 243.488,
    "s": 74.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.40719,
    "c": 0.24234,
    "h": 270.5
  },
  "luminance": 0.05527
}

Semantic roles & 50–950 ramp

primary

#271DC9

secondary

#CCD270

accent

#F136E7

background

#F8F5FD

surface

#F0EAFB

border

#CBC6D4

text

#0D0515

muted

#7D7983

Preview Lab

Preview with #271DC9

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

Preview Lab → · Contrast checker → · Palette generator →