#131171#131171

#131171 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.4% C 0.154 H 270.8°. Best body text is #FFFFFF at 15.60:1 contrast (WCAG AA passes).

Color values

HEX	#131171
RGB	rgb(19, 17, 113)
HSL	hsl(241, 74%, 25%)
HSV	hsv(241, 85%, 44%)
CMYK	cmyk(83.2%, 85%, 0%, 55.7%)
CIE-LAB	lab(14.01, 36.18, -53.30)
CIE-LCH	lch(14.01, 64.42, 304.17°)
OKLab	oklab(27.45% 0.0022 -0.1543)
OKLCH	oklch(27.45% 0.154 270.8)
XYZ	xyz(3.4486, 1.7312, 15.7720)
Luminance	0.0173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131171 #6F7111

analogous

#113F71 #131171 #431171

triadic

#131171 #711311 #117113

tetradic

#131171 #71113F #6F7111 #117143

square

#131171 #71113F #6F7111 #117143

split-complementary

#131171 #714311 #3F7111

monochromatic

#04041B #0A093C #131171 #1C19A6 #2521DB

Accessibility & contrast

On white

15.60

#131171 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#131171 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131171

15.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131171	#FFFFFF	#000000	##FFFFFF
##131171	1.00	15.60	1.35	15.60
#FFFFFF	15.60	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002874

Deuteranopia (green-blind)

#001F6F

Tritanopia (blue-blind)

#003042

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #131171;
/* rgb */ color: rgb(19, 17, 113);
/* oklch */ color: oklch(27.4% 0.154 270.8);

Tailwind

colors: {
  custom: {
    50: '#65529b',
    500: '#131171',
    950: '#000000',
  },
}

SCSS

$custom: #131171;
$custom-light: #65529b;
$custom-dark: #000000;

JSON

{
  "hex": "#131171",
  "rgb": {
    "r": 19,
    "g": 17,
    "b": 113
  },
  "hsl": {
    "h": 241.25,
    "s": 73.846,
    "l": 25.49
  },
  "oklch": {
    "l": 0.27448,
    "c": 0.1543,
    "h": 270.8
  },
  "luminance": 0.01732
}

Semantic roles & 50–950 ramp

primary

#131171

secondary

#A6A836

accent

#F137ED

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #131171

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

Preview Lab → · Contrast checker → · Palette generator →