#271F9E#271F9E

#271F9E is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.8% C 0.192 H 273.6°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#271F9E
RGB	rgb(39, 31, 158)
HSL	hsl(244, 67%, 37%)
HSV	hsv(244, 80%, 62%)
CMYK	cmyk(75.3%, 80.4%, 0%, 38%)
CIE-LAB	lab(23.27, 45.16, -66.22)
CIE-LCH	lch(23.27, 80.16, 304.29°)
OKLab	oklab(35.83% 0.0121 -0.1916)
OKLCH	oklch(35.83% 0.192 273.6)
XYZ	xyz(7.4962, 3.8792, 32.6948)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#271F9E #969E1F

analogous

#1F569E #271F9E #671F9E

triadic

#271F9E #9E271F #1F9E27

tetradic

#271F9E #9E1F56 #969E1F #1F9E67

square

#271F9E #9E1F56 #969E1F #1F9E67

split-complementary

#271F9E #9E671F #569E1F

monochromatic

#0E0B38 #1A156B #271F9E #3429D1 #6159DE

Accessibility & contrast

On white

11.82

#271F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#271F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #271F9E

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##271F9E	#FFFFFF	#000000	##FFFFFF
##271F9E	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA2

Deuteranopia (green-blind)

#00319C

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #271f9e;
/* rgb */ color: rgb(39, 31, 158);
/* oklch */ color: oklch(35.8% 0.192 273.6);

Tailwind

colors: {
  custom: {
    50: '#765ebc',
    500: '#271f9e',
    950: '#000000',
  },
}

SCSS

$custom: #271f9e;
$custom-light: #765ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#271f9e",
  "rgb": {
    "r": 39,
    "g": 31,
    "b": 158
  },
  "hsl": {
    "h": 243.78,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.35829,
    "c": 0.19196,
    "h": 273.6
  },
  "luminance": 0.0388
}

Semantic roles & 50–950 ramp

primary

#271F9E

secondary

#BCC256

accent

#EA3EDF

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #271F9E

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

Preview Lab → · Contrast checker → · Palette generator →