#271D5E#271D5E

#271D5E is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.7% C 0.110 H 284.0°. Best body text is #FFFFFF at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#271D5E
RGB	rgb(39, 29, 94)
HSL	hsl(249, 53%, 24%)
HSV	hsv(249, 69%, 37%)
CMYK	cmyk(58.5%, 69.1%, 0%, 63.1%)
CIE-LAB	lab(16.09, 24.71, -37.31)
CIE-LCH	lch(16.09, 44.75, 303.51°)
OKLab	oklab(28.72% 0.0268 -0.1072)
OKLCH	oklch(28.72% 0.11 284)
XYZ	xyz(3.2958, 2.1180, 10.8227)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271D5E #545E1D

analogous

#1D345E #271D5E #481D5E

triadic

#271D5E #5E271D #1D5E27

tetradic

#271D5E #5E1D34 #545E1D #1D5E48

square

#271D5E #5E1D34 #545E1D #1D5E48

split-complementary

#271D5E #5E481D #345E1D

monochromatic

#0A0717 #140F2F #271D5E #3A2B8D #4E3ABC

Accessibility & contrast

On white

14.75

#271D5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#271D5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271D5E

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271D5E	#FFFFFF	#000000	##FFFFFF
##271D5E	1.00	14.75	1.42	14.75
#FFFFFF	14.75	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A60

Deuteranopia (green-blind)

#00265D

Tritanopia (blue-blind)

#0E2D3A

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #271d5e;
/* rgb */ color: rgb(39, 29, 94);
/* oklch */ color: oklch(28.7% 0.110 284.0);

Tailwind

colors: {
  custom: {
    50: '#68598c',
    500: '#271d5e',
    950: '#000000',
  },
}

SCSS

$custom: #271d5e;
$custom-light: #68598c;
$custom-dark: #000000;

JSON

{
  "hex": "#271d5e",
  "rgb": {
    "r": 39,
    "g": 29,
    "b": 94
  },
  "hsl": {
    "h": 249.231,
    "s": 52.846,
    "l": 24.118
  },
  "oklch": {
    "l": 0.28715,
    "c": 0.11045,
    "h": 284
  },
  "luminance": 0.02118
}

Semantic roles & 50–950 ramp

primary

#271D5E

secondary

#879344

accent

#DC4CC6

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #271D5E

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

Preview Lab → · Contrast checker → · Palette generator →