#271C7F#271C7F

#271C7F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.9% C 0.156 H 277.8°. Best body text is #FFFFFF at 13.47:1 contrast (WCAG AA passes).

Color values

HEX	#271C7F
RGB	rgb(39, 28, 127)
HSL	hsl(247, 64%, 30%)
HSV	hsv(247, 78%, 50%)
CMYK	cmyk(69.3%, 78%, 0%, 50.2%)
CIE-LAB	lab(19.20, 36.64, -53.66)
CIE-LCH	lch(19.20, 64.97, 304.33°)
OKLab	oklab(31.94% 0.0212 -0.155)
OKLCH	oklch(31.94% 0.156 277.8)
XYZ	xyz(5.0815, 2.7937, 20.3460)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271C7F #747F1C

analogous

#1C427F #271C7F #591C7F

triadic

#271C7F #7F271C #1C7F27

tetradic

#271C7F #7F1C42 #747F1C #1C7F59

square

#271C7F #7F1C42 #747F1C #1C7F59

split-complementary

#271C7F #7F591C #427F1C

monochromatic

#08061B #18114D #271C7F #3627B1 #5140D5

Accessibility & contrast

On white

13.47

#271C7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#271C7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271C7F

13.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271C7F	#FFFFFF	#000000	##FFFFFF
##271C7F	1.00	13.47	1.56	13.47
#FFFFFF	13.47	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003382

Deuteranopia (green-blind)

#002A7D

Tritanopia (blue-blind)

#00394C

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #271c7f;
/* rgb */ color: rgb(39, 28, 127);
/* oklch */ color: oklch(31.9% 0.156 277.8);

Tailwind

colors: {
  custom: {
    50: '#6f5aa5',
    500: '#271c7f',
    950: '#000000',
  },
}

SCSS

$custom: #271c7f;
$custom-light: #6f5aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#271c7f",
  "rgb": {
    "r": 39,
    "g": 28,
    "b": 127
  },
  "hsl": {
    "h": 246.667,
    "s": 63.871,
    "l": 30.392
  },
  "oklch": {
    "l": 0.31943,
    "c": 0.15644,
    "h": 277.8
  },
  "luminance": 0.02794
}

Semantic roles & 50–950 ramp

primary

#271C7F

secondary

#A6B344

accent

#E741D4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #271C7F

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

Preview Lab → · Contrast checker → · Palette generator →