#331AEC#331AEC

#331AEC is a mid, highly saturated blue. Relative luminance 0.075; OKLCH L 45.4% C 0.278 H 271.5°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#331AEC
RGB	rgb(51, 26, 236)
HSL	hsl(247, 85%, 51%)
HSV	hsv(247, 89%, 93%)
CMYK	cmyk(78.4%, 89%, 0%, 7.5%)
CIE-LAB	lab(32.91, 70.16, -96.06)
CIE-LCH	lch(32.91, 118.96, 306.14°)
OKLab	oklab(45.35% 0.0074 -0.2776)
OKLCH	oklch(45.35% 0.278 271.5)
XYZ	xyz(16.8699, 7.4968, 79.8985)
Luminance	0.0750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331AEC #D3EC1A

analogous

#1A6AEC #331AEC #9C1AEC

triadic

#331AEC #EC331A #1AEC33

tetradic

#331AEC #EC1A6A #D3EC1A #1AEC9C

square

#331AEC #EC1A6A #D3EC1A #1AEC9C

split-complementary

#331AEC #EC9C1A #6AEC1A

monochromatic

#190B81 #240FB9 #331AEC #6553F1 #988BF5

Accessibility & contrast

On white

8.40

#331AEC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#331AEC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331AEC

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331AEC	#FFFFFF	#000000	##FFFFFF
##331AEC	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057F1

Deuteranopia (green-blind)

#0043E9

Tritanopia (blue-blind)

#00658C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #331aec;
/* rgb */ color: rgb(51, 26, 236);
/* oklch */ color: oklch(45.4% 0.278 271.5);

Tailwind

colors: {
  custom: {
    50: '#8c63f4',
    500: '#331aec',
    950: '#000000',
  },
}

SCSS

$custom: #331aec;
$custom-light: #8c63f4;
$custom-dark: #000000;

JSON

{
  "hex": "#331aec",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 236
  },
  "hsl": {
    "h": 247.143,
    "s": 84.677,
    "l": 51.373
  },
  "oklch": {
    "l": 0.45351,
    "c": 0.27775,
    "h": 271.5
  },
  "luminance": 0.07499
}

Semantic roles & 50–950 ramp

primary

#331AEC

secondary

#D4DF83

accent

#FB2DE2

background

#F9F6FF

surface

#F2EBFF

border

#CCC6D7

text

#0F0617

muted

#7E7A85

Preview Lab

Preview with #331AEC

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

Preview Lab → · Contrast checker → · Palette generator →