#271A8F#271A8F

#271A8F is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.5% C 0.178 H 275.8°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#271A8F
RGB	rgb(39, 26, 143)
HSL	hsl(247, 69%, 33%)
HSV	hsv(247, 82%, 56%)
CMYK	cmyk(72.7%, 81.8%, 0%, 43.9%)
CIE-LAB	lab(20.65, 42.91, -61.32)
CIE-LCH	lch(20.65, 74.84, 304.99°)
OKLab	oklab(33.49% 0.018 -0.1773)
OKLCH	oklch(33.49% 0.178 275.8)
XYZ	xyz(6.1624, 3.1527, 26.2650)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271A8F #828F1A

analogous

#1A478F #271A8F #611A8F

triadic

#271A8F #8F271A #1A8F27

tetradic

#271A8F #8F1A47 #828F1A #1A8F61

square

#271A8F #8F1A47 #828F1A #1A8F61

split-complementary

#271A8F #8F611A #478F1A

monochromatic

#0B0727 #19115B #271A8F #3523C3 #5746DD

Accessibility & contrast

On white

12.88

#271A8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#271A8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271A8F

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271A8F	#FFFFFF	#000000	##FFFFFF
##271A8F	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003792

Deuteranopia (green-blind)

#002C8D

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #271a8f;
/* rgb */ color: rgb(39, 26, 143);
/* oklch */ color: oklch(33.5% 0.178 275.8);

Tailwind

colors: {
  custom: {
    50: '#735ab1',
    500: '#271a8f',
    950: '#000000',
  },
}

SCSS

$custom: #271a8f;
$custom-light: #735ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#271a8f",
  "rgb": {
    "r": 39,
    "g": 26,
    "b": 143
  },
  "hsl": {
    "h": 246.667,
    "s": 69.231,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33492,
    "c": 0.17818,
    "h": 275.8
  },
  "luminance": 0.03153
}

Semantic roles & 50–950 ramp

primary

#271A8F

secondary

#B1BF46

accent

#EC3CD8

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #271A8F

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

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