#271AA1#271AA1

#271AA1 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.6% C 0.199 H 273.7°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#271AA1
RGB	rgb(39, 26, 161)
HSL	hsl(246, 72%, 37%)
HSV	hsv(246, 84%, 63%)
CMYK	cmyk(75.8%, 83.9%, 0%, 36.9%)
CIE-LAB	lab(22.80, 48.51, -68.83)
CIE-LCH	lch(22.80, 84.21, 305.18°)
OKLab	oklab(35.61% 0.013 -0.199)
OKLCH	oklch(35.61% 0.199 273.7)
XYZ	xyz(7.6370, 3.7425, 34.0312)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271AA1 #94A11A

analogous

#1A51A1 #271AA1 #6B1AA1

triadic

#271AA1 #A1271A #1AA127

tetradic

#271AA1 #A11A51 #94A11A #1AA16B

square

#271AA1 #A11A51 #94A11A #1AA16B

split-complementary

#271AA1 #A16B1A #51A11A

monochromatic

#0D0938 #1A116C #271AA1 #3423D6 #6052E3

Accessibility & contrast

On white

12.01

#271AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#271AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271AA1

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271AA1	#FFFFFF	#000000	##FFFFFF
##271AA1	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA5

Deuteranopia (green-blind)

#00309F

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #271aa1;
/* rgb */ color: rgb(39, 26, 161);
/* oklch */ color: oklch(35.6% 0.199 273.7);

Tailwind

colors: {
  custom: {
    50: '#775cbe',
    500: '#271aa1',
    950: '#000000',
  },
}

SCSS

$custom: #271aa1;
$custom-light: #775cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#271aa1",
  "rgb": {
    "r": 39,
    "g": 26,
    "b": 161
  },
  "hsl": {
    "h": 245.778,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35609,
    "c": 0.19947,
    "h": 273.7
  },
  "luminance": 0.03743
}

Semantic roles & 50–950 ramp

primary

#271AA1

secondary

#BBC651

accent

#EF39DD

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #271AA1

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

Preview Lab → · Contrast checker → · Palette generator →