#2C31CA#2C31CA

#2C31CA is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.3% C 0.227 H 270.6°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#2C31CA
RGB	rgb(44, 49, 202)
HSL	hsl(238, 64%, 48%)
HSV	hsv(238, 78%, 79%)
CMYK	cmyk(78.2%, 75.7%, 0%, 20.8%)
CIE-LAB	lab(31.80, 50.23, -78.35)
CIE-LCH	lch(31.80, 93.07, 302.67°)
OKLab	oklab(43.34% 0.0025 -0.2269)
OKLCH	oklch(43.34% 0.227 270.6)
XYZ	xyz(12.7941, 6.9949, 56.5415)
Luminance	0.0700 (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

#2C31CA #CAC52C

analogous

#2C80CA #2C31CA #762CCA

triadic

#2C31CA #CA2C31 #31CA2C

tetradic

#2C31CA #CA2C80 #CAC52C #2CCA76

square

#2C31CA #CA2C80 #CAC52C #2CCA76

split-complementary

#2C31CA #CA762C #80CA2C

monochromatic

#161965 #212598 #2C31CA #585DDB #8B8EE6

Accessibility & contrast

On white

8.75

#2C31CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2C31CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C31CA

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C31CA	#FFFFFF	#000000	##FFFFFF
##2C31CA	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	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: #2c31ca;
/* rgb */ color: rgb(44, 49, 202);
/* oklch */ color: oklch(43.3% 0.227 270.6);

Tailwind

colors: {
  custom: {
    50: '#816bdc',
    500: '#2c31ca',
    950: '#000000',
  },
}

SCSS

$custom: #2c31ca;
$custom-light: #816bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c31ca",
  "rgb": {
    "r": 44,
    "g": 49,
    "b": 202
  },
  "hsl": {
    "h": 238.101,
    "s": 64.228,
    "l": 48.235
  },
  "oklch": {
    "l": 0.43337,
    "c": 0.22691,
    "h": 270.6
  },
  "luminance": 0.06996
}

Semantic roles & 50–950 ramp

primary

#2C31CA

secondary

#D0CD82

accent

#E241E7

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2C31CA

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

Preview Lab → · Contrast checker → · Palette generator →