#271D8F#271D8F

#271D8F is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.9% C 0.176 H 275.4°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#271D8F
RGB	rgb(39, 29, 143)
HSL	hsl(245, 66%, 34%)
HSV	hsv(245, 80%, 56%)
CMYK	cmyk(72.7%, 79.7%, 0%, 43.9%)
CIE-LAB	lab(21.18, 41.37, -60.43)
CIE-LCH	lch(21.18, 73.24, 304.39°)
OKLab	oklab(33.87% 0.0166 -0.1747)
OKLCH	oklch(33.87% 0.176 275.4)
XYZ	xyz(6.2324, 3.2926, 26.2884)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D8F #858F1D

analogous

#1D4C8F #271D8F #601D8F

triadic

#271D8F #8F271D #1D8F27

tetradic

#271D8F #8F1D4C #858F1D #1D8F60

square

#271D8F #8F1D4C #858F1D #1D8F60

split-complementary

#271D8F #8F601D #4C8F1D

monochromatic

#0B0829 #19135C #271D8F #3527C2 #584CDB

Accessibility & contrast

On white

12.66

#271D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#271D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D8F

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D8F	#FFFFFF	#000000	##FFFFFF
##271D8F	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003892

Deuteranopia (green-blind)

#002E8D

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #271d8f;
/* rgb */ color: rgb(39, 29, 143);
/* oklch */ color: oklch(33.9% 0.176 275.4);

Tailwind

colors: {
  custom: {
    50: '#735cb1',
    500: '#271d8f',
    950: '#000000',
  },
}

SCSS

$custom: #271d8f;
$custom-light: #735cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#271d8f",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 143
  },
  "hsl": {
    "h": 245.263,
    "s": 66.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.33865,
    "c": 0.17553,
    "h": 275.4
  },
  "luminance": 0.03293
}

Semantic roles & 50–950 ramp

primary

#271D8F

secondary

#B3BD4B

accent

#E93FDA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #271D8F

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

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