#271CB0#271CB0

#271CB0 is a dark, highly saturated blue. Relative luminance 0.044; OKLCH L 37.6% C 0.215 H 272.2°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#271CB0
RGB	rgb(39, 28, 176)
HSL	hsl(244, 73%, 40%)
HSV	hsv(244, 84%, 69%)
CMYK	cmyk(77.8%, 84.1%, 0%, 31%)
CIE-LAB	lab(24.94, 52.16, -74.35)
CIE-LCH	lch(24.94, 90.82, 305.05°)
OKLab	oklab(37.61% 0.0084 -0.2151)
OKLCH	oklch(37.61% 0.215 272.2)
XYZ	xyz(9.0858, 4.3954, 41.4354)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271CB0 #A5B01C

analogous

#1C5BB0 #271CB0 #711CB0

triadic

#271CB0 #B0271C #1CB027

tetradic

#271CB0 #B01C5B #A5B01C #1CB071

square

#271CB0 #B01C5B #A5B01C #1CB071

split-complementary

#271CB0 #B0711C #5BB01C

monochromatic

#100B46 #1B147B #271CB0 #392CDD #6A61E6

Accessibility & contrast

On white

11.17

#271CB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#271CB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271CB0

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271CB0	#FFFFFF	#000000	##FFFFFF
##271CB0	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B4

Deuteranopia (green-blind)

#0034AE

Tritanopia (blue-blind)

#004D69

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #271cb0;
/* rgb */ color: rgb(39, 28, 176);
/* oklch */ color: oklch(37.6% 0.215 272.2);

Tailwind

colors: {
  custom: {
    50: '#7b5ec9',
    500: '#271cb0',
    950: '#000000',
  },
}

SCSS

$custom: #271cb0;
$custom-light: #7b5ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#271cb0",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 176
  },
  "hsl": {
    "h": 244.459,
    "s": 72.549,
    "l": 40
  },
  "oklch": {
    "l": 0.37608,
    "c": 0.21524,
    "h": 272.2
  },
  "luminance": 0.04396
}

Semantic roles & 50–950 ramp

primary

#271CB0

secondary

#C2CA5E

accent

#EF39E2

background

#F8F5FC

surface

#EFE9F9

border

#CAC5D2

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #271CB0

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

Preview Lab → · Contrast checker → · Palette generator →