#5A51CA#5A51CA

#5A51CA is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.3% C 0.181 H 281.2°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#5A51CA
RGB	rgb(90, 81, 202)
HSL	hsl(244, 53%, 55%)
HSV	hsv(244, 60%, 79%)
CMYK	cmyk(55.4%, 59.9%, 0%, 20.8%)
CIE-LAB	lab(41.72, 37.35, -61.95)
CIE-LCH	lch(41.72, 72.34, 301.08°)
OKLab	oklab(51.3% 0.0353 -0.1778)
OKLCH	oklch(51.3% 0.181 281.2)
XYZ	xyz(17.8162, 12.3217, 57.3052)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A51CA #C1CA51

analogous

#5184CA #5A51CA #9651CA

triadic

#5A51CA #CA5A51 #51CA5A

tetradic

#5A51CA #CA5184 #C1CA51 #51CA96

square

#5A51CA #CA5184 #C1CA51 #51CA96

split-complementary

#5A51CA #CA9651 #84CA51

monochromatic

#2C257B #3D34AA #5A51CA #8680D8 #B3AFE7

Accessibility & contrast

On white

6.06

#5A51CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#5A51CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A51CA

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A51CA	#FFFFFF	#000000	##FFFFFF
##5A51CA	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CE

Deuteranopia (green-blind)

#005EC8

Tritanopia (blue-blind)

#236E86

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5a51ca;
/* rgb */ color: rgb(90, 81, 202);
/* oklch */ color: oklch(51.3% 0.181 281.2);

Tailwind

colors: {
  custom: {
    50: '#9282db',
    500: '#5a51ca',
    950: '#000000',
  },
}

SCSS

$custom: #5a51ca;
$custom-light: #9282db;
$custom-dark: #000000;

JSON

{
  "hex": "#5a51ca",
  "rgb": {
    "r": 90,
    "g": 81,
    "b": 202
  },
  "hsl": {
    "h": 244.463,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.51299,
    "c": 0.18126,
    "h": 281.2
  },
  "luminance": 0.12323
}

Semantic roles & 50–950 ramp

primary

#5A51CA

secondary

#D1D5A2

accent

#DD4BD2

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5A51CA

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

Preview Lab → · Contrast checker → · Palette generator →