#271F8D#271F8D

#271F8D is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.9% C 0.171 H 275.4°. Best body text is #FFFFFF at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#271F8D
RGB	rgb(39, 31, 141)
HSL	hsl(244, 64%, 34%)
HSV	hsv(244, 78%, 55%)
CMYK	cmyk(72.3%, 78%, 0%, 44.7%)
CIE-LAB	lab(21.33, 39.62, -58.93)
CIE-LCH	lch(21.33, 71.01, 303.91°)
OKLab	oklab(33.91% 0.0161 -0.1704)
OKLCH	oklch(33.91% 0.171 275.4)
XYZ	xyz(6.1328, 3.3338, 25.5144)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F8D #858D1F

analogous

#1F4E8D #271F8D #5E1F8D

triadic

#271F8D #8D271F #1F8D27

tetradic

#271F8D #8D1F4E #858D1F #1F8D5E

square

#271F8D #8D1F4E #858D1F #1F8D5E

split-complementary

#271F8D #8D5E1F #4E8D1F

monochromatic

#0B0929 #19145B #271F8D #352ABF #584ED8

Accessibility & contrast

On white

12.60

#271F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#271F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F8D

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F8D	#FFFFFF	#000000	##FFFFFF
##271F8D	1.00	12.60	1.67	12.60
#FFFFFF	12.60	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003890

Deuteranopia (green-blind)

#002E8B

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #271f8d;
/* rgb */ color: rgb(39, 31, 141);
/* oklch */ color: oklch(33.9% 0.171 275.4);

Tailwind

colors: {
  custom: {
    50: '#725db0',
    500: '#271f8d',
    950: '#000000',
  },
}

SCSS

$custom: #271f8d;
$custom-light: #725db0;
$custom-dark: #000000;

JSON

{
  "hex": "#271f8d",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 141
  },
  "hsl": {
    "h": 244.364,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.33907,
    "c": 0.17116,
    "h": 275.4
  },
  "luminance": 0.03334
}

Semantic roles & 50–950 ramp

primary

#271F8D

secondary

#B3BB4D

accent

#E741DB

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090411

muted

#7B7980

Preview Lab

Preview with #271F8D

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

Preview Lab → · Contrast checker → · Palette generator →