#271783#271783

#271783 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.166 H 277.9°. Best body text is #FFFFFF at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#271783
RGB	rgb(39, 23, 131)
HSL	hsl(249, 70%, 30%)
HSV	hsv(249, 82%, 51%)
CMYK	cmyk(70.2%, 82.4%, 0%, 48.6%)
CIE-LAB	lab(18.72, 40.61, -56.97)
CIE-LCH	lch(18.72, 69.96, 305.48°)
OKLab	oklab(31.75% 0.0228 -0.1646)
OKLCH	oklch(31.75% 0.166 277.9)
XYZ	xyz(5.2385, 2.6824, 21.7100)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271783 #738317

analogous

#173D83 #271783 #5D1783

triadic

#271783 #832717 #178327

tetradic

#271783 #83173D #738317 #17835D

square

#271783 #83173D #738317 #17835D

split-complementary

#271783 #835D17 #3D8317

monochromatic

#08051B #180E4F #271783 #3620B7 #5138DC

Accessibility & contrast

On white

13.67

#271783 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#271783 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271783

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271783	#FFFFFF	#000000	##FFFFFF
##271783	1.00	13.67	1.54	13.67
#FFFFFF	13.67	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003286

Deuteranopia (green-blind)

#002981

Tritanopia (blue-blind)

#00384D

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #271783;
/* rgb */ color: rgb(39, 23, 131);
/* oklch */ color: oklch(31.7% 0.166 277.9);

Tailwind

colors: {
  custom: {
    50: '#7058a8',
    500: '#271783',
    950: '#000000',
  },
}

SCSS

$custom: #271783;
$custom-light: #7058a8;
$custom-dark: #000000;

JSON

{
  "hex": "#271783",
  "rgb": {
    "r": 39,
    "g": 23,
    "b": 131
  },
  "hsl": {
    "h": 248.889,
    "s": 70.13,
    "l": 30.196
  },
  "oklch": {
    "l": 0.31746,
    "c": 0.16616,
    "h": 277.9
  },
  "luminance": 0.02683
}

Semantic roles & 50–950 ramp

primary

#271783

secondary

#A5B73F

accent

#ED3BD3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #271783

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

Preview Lab → · Contrast checker → · Palette generator →