#31349A#31349A

#31349A is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.2% C 0.162 H 274.7°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#31349A
RGB	rgb(49, 52, 154)
HSL	hsl(238, 52%, 40%)
HSV	hsv(238, 68%, 60%)
CMYK	cmyk(68.2%, 66.2%, 0%, 39.6%)
CIE-LAB	lab(27.96, 32.59, -56.03)
CIE-LCH	lch(27.96, 64.82, 300.18°)
OKLab	oklab(39.23% 0.0133 -0.1617)
OKLCH	oklch(39.23% 0.162 274.7)
XYZ	xyz(8.3254, 5.4413, 31.1771)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31349A #9A9731

analogous

#31689A #31349A #63319A

triadic

#31349A #9A3134 #349A31

tetradic

#31349A #9A3168 #9A9731 #319A63

square

#31349A #9A3168 #9A9731 #319A63

split-complementary

#31349A #9A6331 #689A31

monochromatic

#13153D #22246C #31349A #4548C4 #7376D2

Accessibility & contrast

On white

10.06

#31349A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#31349A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31349A

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31349A	#FFFFFF	#000000	##FFFFFF
##31349A	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479D

Deuteranopia (green-blind)

#003D98

Tritanopia (blue-blind)

#004F62

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #31349a;
/* rgb */ color: rgb(49, 52, 154);
/* oklch */ color: oklch(39.2% 0.162 274.7);

Tailwind

colors: {
  custom: {
    50: '#776cb9',
    500: '#31349a',
    950: '#000000',
  },
}

SCSS

$custom: #31349a;
$custom-light: #776cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#31349a",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 154
  },
  "hsl": {
    "h": 238.286,
    "s": 51.724,
    "l": 39.804
  },
  "oklch": {
    "l": 0.3923,
    "c": 0.16227,
    "h": 274.7
  },
  "luminance": 0.05442
}

Semantic roles & 50–950 ramp

primary

#31349A

secondary

#BAB86C

accent

#D74DDB

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #31349A

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

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