#2D31CA#2D31CA

#2D31CA is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.4% C 0.227 H 270.9°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#2D31CA
RGB	rgb(45, 49, 202)
HSL	hsl(238, 64%, 48%)
HSV	hsv(238, 78%, 79%)
CMYK	cmyk(77.7%, 75.7%, 0%, 20.8%)
CIE-LAB	lab(31.85, 50.30, -78.26)
CIE-LCH	lch(31.85, 93.04, 302.73°)
OKLab	oklab(43.39% 0.0035 -0.2266)
OKLCH	oklch(43.39% 0.227 270.9)
XYZ	xyz(12.8376, 7.0173, 56.5436)
Luminance	0.0702 (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

#2D31CA #CAC62D

analogous

#2D7FCA #2D31CA #772DCA

triadic

#2D31CA #CA2D31 #31CA2D

tetradic

#2D31CA #CA2D7F #CAC62D #2DCA77

square

#2D31CA #CA2D7F #CAC62D #2DCA77

split-complementary

#2D31CA #CA772D #7FCA2D

monochromatic

#171966 #222598 #2D31CA #5A5DDA #8C8EE5

Accessibility & contrast

On white

8.74

#2D31CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2D31CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D31CA

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D31CA	#FFFFFF	#000000	##FFFFFF
##2D31CA	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053CE

Deuteranopia (green-blind)

#0043C7

Tritanopia (blue-blind)

#005F7C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2d31ca;
/* rgb */ color: rgb(45, 49, 202);
/* oklch */ color: oklch(43.4% 0.227 270.9);

Tailwind

colors: {
  custom: {
    50: '#816bdc',
    500: '#2d31ca',
    950: '#000000',
  },
}

SCSS

$custom: #2d31ca;
$custom-light: #816bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d31ca",
  "rgb": {
    "r": 45,
    "g": 49,
    "b": 202
  },
  "hsl": {
    "h": 238.471,
    "s": 63.563,
    "l": 48.431
  },
  "oklch": {
    "l": 0.43387,
    "c": 0.22666,
    "h": 270.9
  },
  "luminance": 0.07019
}

Semantic roles & 50–950 ramp

primary

#2D31CA

secondary

#CFCE83

accent

#E241E7

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2D31CA

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

Preview Lab → · Contrast checker → · Palette generator →