#5E51CB#5E51CB

#5E51CB is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.7% C 0.182 H 282.8°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#5E51CB
RGB	rgb(94, 81, 203)
HSL	hsl(246, 54%, 56%)
HSV	hsv(246, 60%, 80%)
CMYK	cmyk(53.7%, 60.1%, 0%, 20.4%)
CIE-LAB	lab(42.12, 38.40, -61.88)
CIE-LCH	lch(42.12, 72.83, 301.82°)
OKLab	oklab(51.69% 0.0403 -0.1774)
OKLCH	oklch(51.69% 0.182 282.8)
XYZ	xyz(18.3347, 12.5753, 57.9495)
Luminance	0.1258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5E51CB #BECB51

analogous

#5181CB #5E51CB #9B51CB

triadic

#5E51CB #CB5E51 #51CB5E

tetradic

#5E51CB #CB5181 #BECB51 #51CB9B

square

#5E51CB #CB5181 #BECB51 #51CB9B

split-complementary

#5E51CB #CB9B51 #81CB51

monochromatic

#2E257C #4033AC #5E51CB #8A80D9 #B5AFE7

Accessibility & contrast

On white

5.97

#5E51CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#5E51CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5E51CB

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5E51CB	#FFFFFF	#000000	##FFFFFF
##5E51CB	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CF

Deuteranopia (green-blind)

#005FC9

Tritanopia (blue-blind)

#2E6E86

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5e51cb;
/* rgb */ color: rgb(94, 81, 203);
/* oklch */ color: oklch(51.7% 0.182 282.8);

Tailwind

colors: {
  custom: {
    50: '#9582dc',
    500: '#5e51cb',
    950: '#000000',
  },
}

SCSS

$custom: #5e51cb;
$custom-light: #9582dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5e51cb",
  "rgb": {
    "r": 94,
    "g": 81,
    "b": 203
  },
  "hsl": {
    "h": 246.393,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.51691,
    "c": 0.18197,
    "h": 282.8
  },
  "luminance": 0.12576
}

Semantic roles & 50–950 ramp

primary

#5E51CB

secondary

#D0D5A3

accent

#DD4ACE

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5E51CB

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

Preview Lab → · Contrast checker → · Palette generator →