#2D31B5#2D31B5

#2D31B5 is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 41.2% C 0.201 H 272.0°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#2D31B5
RGB	rgb(45, 49, 181)
HSL	hsl(238, 60%, 44%)
HSV	hsv(238, 75%, 71%)
CMYK	cmyk(75.1%, 72.9%, 0%, 29%)
CIE-LAB	lab(29.64, 43.34, -69.55)
CIE-LCH	lch(29.64, 81.94, 301.93°)
OKLab	oklab(41.16% 0.007 -0.2013)
OKLCH	oklch(41.16% 0.201 272)
XYZ	xyz(10.5182, 6.0896, 44.3282)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D31B5 #B5B12D

analogous

#2D75B5 #2D31B5 #6D2DB5

triadic

#2D31B5 #B52D31 #31B52D

tetradic

#2D31B5 #B52D75 #B5B12D #2DB56D

square

#2D31B5 #B52D75 #B5B12D #2DB56D

split-complementary

#2D31B5 #B56D2D #75B52D

monochromatic

#151653 #212484 #2D31B5 #4D51D3 #7E80DF

Accessibility & contrast

On white

9.47

#2D31B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2D31B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D31B5

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D31B5	#FFFFFF	#000000	##FFFFFF
##2D31B5	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB9

Deuteranopia (green-blind)

#003FB3

Tritanopia (blue-blind)

#005770

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2d31b5;
/* rgb */ color: rgb(45, 49, 181);
/* oklch */ color: oklch(41.2% 0.201 272.0);

Tailwind

colors: {
  custom: {
    50: '#7c6acc',
    500: '#2d31b5',
    950: '#000000',
  },
}

SCSS

$custom: #2d31b5;
$custom-light: #7c6acc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d31b5",
  "rgb": {
    "r": 45,
    "g": 49,
    "b": 181
  },
  "hsl": {
    "h": 238.235,
    "s": 60.177,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41164,
    "c": 0.2014,
    "h": 272
  },
  "luminance": 0.06091
}

Semantic roles & 50–950 ramp

primary

#2D31B5

secondary

#C7C576

accent

#DF44E3

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0614

muted

#7C7A82

Preview Lab

Preview with #2D31B5

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

Preview Lab → · Contrast checker → · Palette generator →