#271BA0#271BA0

#271BA0 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.6% C 0.198 H 273.7°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#271BA0
RGB	rgb(39, 27, 160)
HSL	hsl(245, 71%, 37%)
HSV	hsv(245, 83%, 63%)
CMYK	cmyk(75.6%, 83.1%, 0%, 37.3%)
CIE-LAB	lab(22.84, 47.74, -68.16)
CIE-LCH	lch(22.84, 83.22, 305.01°)
OKLab	oklab(35.6% 0.0129 -0.1971)
OKLCH	oklch(35.6% 0.198 273.7)
XYZ	xyz(7.5717, 3.7525, 33.5761)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271BA0 #94A01B

analogous

#1B51A0 #271BA0 #6A1BA0

triadic

#271BA0 #A0271B #1BA027

tetradic

#271BA0 #A01B51 #94A01B #1BA06A

square

#271BA0 #A01B51 #94A01B #1BA06A

split-complementary

#271BA0 #A06A1B #51A01B

monochromatic

#0D0937 #1A126C #271BA0 #3424D4 #6053E2

Accessibility & contrast

On white

12.00

#271BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#271BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271BA0

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271BA0	#FFFFFF	#000000	##FFFFFF
##271BA0	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA4

Deuteranopia (green-blind)

#00309E

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #271ba0;
/* rgb */ color: rgb(39, 27, 160);
/* oklch */ color: oklch(35.6% 0.198 273.7);

Tailwind

colors: {
  custom: {
    50: '#775cbe',
    500: '#271ba0',
    950: '#000000',
  },
}

SCSS

$custom: #271ba0;
$custom-light: #775cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#271ba0",
  "rgb": {
    "r": 39,
    "g": 27,
    "b": 160
  },
  "hsl": {
    "h": 245.414,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35598,
    "c": 0.19756,
    "h": 273.7
  },
  "luminance": 0.03753
}

Semantic roles & 50–950 ramp

primary

#271BA0

secondary

#BBC552

accent

#EE3ADE

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #271BA0

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

Preview Lab → · Contrast checker → · Palette generator →