#5751EA#5751EA

#5751EA is a mid, highly saturated blue. Relative luminance 0.139; OKLCH L 53.7% C 0.223 H 277.6°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#5751EA
RGB	rgb(87, 81, 234)
HSL	hsl(242, 78%, 62%)
HSV	hsv(242, 65%, 92%)
CMYK	cmyk(62.8%, 65.4%, 0%, 8.2%)
CIE-LAB	lab(44.02, 46.99, -76.51)
CIE-LCH	lch(44.02, 89.79, 301.56°)
OKLab	oklab(53.7% 0.0293 -0.2206)
OKLCH	oklch(53.7% 0.223 277.6)
XYZ	xyz(21.7194, 13.8499, 79.3547)
Luminance	0.1385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5751EA #E4EA51

analogous

#5198EA #5751EA #A451EA

triadic

#5751EA #EA5751 #51EA57

tetradic

#5751EA #EA5198 #E4EA51 #51EAA4

square

#5751EA #EA5198 #E4EA51 #51EAA4

split-complementary

#5751EA #EAA451 #98EA51

monochromatic

#1B15AC #231BE2 #5751EA #8C88F1 #C0BEF7

Accessibility & contrast

On white

5.57

#5751EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#5751EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5751EA

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5751EA	#FFFFFF	#000000	##FFFFFF
##5751EA	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EEF

Deuteranopia (green-blind)

#0062E7

Tritanopia (blue-blind)

#007997

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5751ea;
/* rgb */ color: rgb(87, 81, 234);
/* oklch */ color: oklch(53.7% 0.223 277.6);

Tailwind

colors: {
  custom: {
    50: '#9683f2',
    500: '#5751ea',
    950: '#000000',
  },
}

SCSS

$custom: #5751ea;
$custom-light: #9683f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5751ea",
  "rgb": {
    "r": 87,
    "g": 81,
    "b": 234
  },
  "hsl": {
    "h": 242.353,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.53701,
    "c": 0.22253,
    "h": 277.6
  },
  "luminance": 0.13852
}

Semantic roles & 50–950 ramp

primary

#5751EA

secondary

#E6E8AF

accent

#DB0BD3

background

#FAF8FE

surface

#F3EFFD

border

#CDCAD5

text

#0F0A17

muted

#7F7C85

Preview Lab

Preview with #5751EA

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

Preview Lab → · Contrast checker → · Palette generator →