#271F8F#271F8F

#271F8F is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.1% C 0.174 H 275.2°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#271F8F
RGB	rgb(39, 31, 143)
HSL	hsl(244, 64%, 34%)
HSV	hsv(244, 78%, 56%)
CMYK	cmyk(72.7%, 78.3%, 0%, 43.9%)
CIE-LAB	lab(21.56, 40.28, -59.81)
CIE-LCH	lch(21.56, 72.11, 303.96°)
OKLab	oklab(34.13% 0.0157 -0.1729)
OKLCH	oklch(34.13% 0.174 275.2)
XYZ	xyz(6.2830, 3.3939, 26.3052)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F8F #878F1F

analogous

#1F4F8F #271F8F #5F1F8F

triadic

#271F8F #8F271F #1F8F27

tetradic

#271F8F #8F1F4F #878F1F #1F8F5F

square

#271F8F #8F1F4F #878F1F #1F8F5F

split-complementary

#271F8F #8F5F1F #4F8F1F

monochromatic

#0C092A #19145D #271F8F #352AC1 #594FD9

Accessibility & contrast

On white

12.51

#271F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#271F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F8F

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F8F	#FFFFFF	#000000	##FFFFFF
##271F8F	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003992

Deuteranopia (green-blind)

#002F8D

Tritanopia (blue-blind)

#004056

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #271f8f;
/* rgb */ color: rgb(39, 31, 143);
/* oklch */ color: oklch(34.1% 0.174 275.2);

Tailwind

colors: {
  custom: {
    50: '#725db1',
    500: '#271f8f',
    950: '#000000',
  },
}

SCSS

$custom: #271f8f;
$custom-light: #725db1;
$custom-dark: #000000;

JSON

{
  "hex": "#271f8f",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 143
  },
  "hsl": {
    "h": 244.286,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34129,
    "c": 0.17366,
    "h": 275.2
  },
  "luminance": 0.03394
}

Semantic roles & 50–950 ramp

primary

#271F8F

secondary

#B4BC4E

accent

#E740DB

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #271F8F

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

Preview Lab → · Contrast checker → · Palette generator →