#2F319D#2F319D

#2F319D is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.9% C 0.170 H 274.3°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#2F319D
RGB	rgb(47, 49, 157)
HSL	hsl(239, 54%, 40%)
HSV	hsv(239, 70%, 62%)
CMYK	cmyk(70.1%, 68.8%, 0%, 38.4%)
CIE-LAB	lab(27.39, 35.27, -58.79)
CIE-LCH	lch(27.39, 68.56, 300.96°)
OKLab	oklab(38.87% 0.0127 -0.1699)
OKLCH	oklch(38.87% 0.17 274.3)
XYZ	xyz(8.3544, 5.2345, 32.4618)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F319D #9D9B2F

analogous

#2F689D #2F319D #642F9D

triadic

#2F319D #9D2F31 #319D2F

tetradic

#2F319D #9D2F68 #9D9B2F #2F9D64

square

#2F319D #9D2F68 #9D9B2F #2F9D64

split-complementary

#2F319D #9D642F #689D2F

monochromatic

#13143F #21226E #2F319D #4345C7 #7273D5

Accessibility & contrast

On white

10.26

#2F319D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2F319D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F319D

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F319D	#FFFFFF	#000000	##FFFFFF
##2F319D	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A0

Deuteranopia (green-blind)

#003C9B

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2f319d;
/* rgb */ color: rgb(47, 49, 157);
/* oklch */ color: oklch(38.9% 0.170 274.3);

Tailwind

colors: {
  custom: {
    50: '#776abb',
    500: '#2f319d',
    950: '#000000',
  },
}

SCSS

$custom: #2f319d;
$custom-light: #776abb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f319d",
  "rgb": {
    "r": 47,
    "g": 49,
    "b": 157
  },
  "hsl": {
    "h": 238.909,
    "s": 53.922,
    "l": 40
  },
  "oklch": {
    "l": 0.3887,
    "c": 0.17034,
    "h": 274.3
  },
  "luminance": 0.05235
}

Semantic roles & 50–950 ramp

primary

#2F319D

secondary

#BCBB6B

accent

#DB4BDD

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2F319D

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

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