#271D9D#271D9D

#271D9D is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.5% C 0.192 H 273.9°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#271D9D
RGB	rgb(39, 29, 157)
HSL	hsl(245, 69%, 36%)
HSV	hsv(245, 82%, 62%)
CMYK	cmyk(75.2%, 81.5%, 0%, 38.4%)
CIE-LAB	lab(22.80, 45.85, -66.38)
CIE-LCH	lch(22.80, 80.68, 304.63°)
OKLab	oklab(35.47% 0.013 -0.192)
OKLCH	oklch(35.47% 0.192 273.9)
XYZ	xyz(7.3598, 3.7436, 32.2265)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D9D #939D1D

analogous

#1D539D #271D9D #671D9D

triadic

#271D9D #9D271D #1D9D27

tetradic

#271D9D #9D1D53 #939D1D #1D9D67

square

#271D9D #9D1D53 #939D1D #1D9D67

split-complementary

#271D9D #9D671D #539D1D

monochromatic

#0D0A36 #1A1369 #271D9D #3427D1 #6055E0

Accessibility & contrast

On white

12.01

#271D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#271D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D9D

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D9D	#FFFFFF	#000000	##FFFFFF
##271D9D	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA1

Deuteranopia (green-blind)

#00309B

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #271d9d;
/* rgb */ color: rgb(39, 29, 157);
/* oklch */ color: oklch(35.5% 0.192 273.9);

Tailwind

colors: {
  custom: {
    50: '#765dbb',
    500: '#271d9d',
    950: '#000000',
  },
}

SCSS

$custom: #271d9d;
$custom-light: #765dbb;
$custom-dark: #000000;

JSON

{
  "hex": "#271d9d",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 157
  },
  "hsl": {
    "h": 244.688,
    "s": 68.817,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35473,
    "c": 0.19244,
    "h": 273.9
  },
  "luminance": 0.03744
}

Semantic roles & 50–950 ramp

primary

#271D9D

secondary

#BAC353

accent

#EC3CDE

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #271D9D

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

Preview Lab → · Contrast checker → · Palette generator →