#271A8B#271A8B

#271A8B is a dark, vivid blue. Relative luminance 0.030; OKLCH L 33.0% C 0.173 H 276.3°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#271A8B
RGB	rgb(39, 26, 139)
HSL	hsl(247, 68%, 32%)
HSV	hsv(247, 81%, 55%)
CMYK	cmyk(71.9%, 81.3%, 0%, 45.5%)
CIE-LAB	lab(20.18, 41.64, -59.60)
CIE-LCH	lch(20.18, 72.70, 304.94°)
OKLab	oklab(33.03% 0.0191 -0.1723)
OKLCH	oklch(33.03% 0.173 276.3)
XYZ	xyz(5.8648, 3.0337, 24.6976)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271A8B #7E8B1A

analogous

#1A458B #271A8B #601A8B

triadic

#271A8B #8B271A #1A8B27

tetradic

#271A8B #8B1A45 #7E8B1A #1A8B60

square

#271A8B #8B1A45 #7E8B1A #1A8B60

split-complementary

#271A8B #8B601A #458B1A

monochromatic

#0A0724 #191057 #271A8B #3524BF #5543DC

Accessibility & contrast

On white

13.07

#271A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#271A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271A8B

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271A8B	#FFFFFF	#000000	##FFFFFF
##271A8B	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358E

Deuteranopia (green-blind)

#002C89

Tritanopia (blue-blind)

#003D53

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #271a8b;
/* rgb */ color: rgb(39, 26, 139);
/* oklch */ color: oklch(33.0% 0.173 276.3);

Tailwind

colors: {
  custom: {
    50: '#725aae',
    500: '#271a8b',
    950: '#000000',
  },
}

SCSS

$custom: #271a8b;
$custom-light: #725aae;
$custom-dark: #000000;

JSON

{
  "hex": "#271a8b",
  "rgb": {
    "r": 39,
    "g": 26,
    "b": 139
  },
  "hsl": {
    "h": 246.903,
    "s": 68.485,
    "l": 32.353
  },
  "oklch": {
    "l": 0.3303,
    "c": 0.17331,
    "h": 276.3
  },
  "luminance": 0.03034
}

Semantic roles & 50–950 ramp

primary

#271A8B

secondary

#AFBD44

accent

#EB3CD7

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #271A8B

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

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