#5D66DC#5D66DC

#5D66DC is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.6% C 0.178 H 275.9°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#5D66DC
RGB	rgb(93, 102, 220)
HSL	hsl(236, 64%, 61%)
HSV	hsv(236, 58%, 86%)
CMYK	cmyk(57.7%, 53.6%, 0%, 13.7%)
CIE-LAB	lab(48.25, 30.87, -61.67)
CIE-LCH	lch(48.25, 68.97, 296.59°)
OKLab	oklab(56.6% 0.0182 -0.1767)
OKLCH	oklch(56.6% 0.178 275.9)
XYZ	xyz(22.1797, 16.9956, 69.8080)
Luminance	0.1700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D66DC #DCD35D

analogous

#5DA6DC #5D66DC #945DDC

triadic

#5D66DC #DC5D66 #66DC5D

tetradic

#5D66DC #DC5DA6 #DCD35D #5DDC94

square

#5D66DC #DC5DA6 #DCD35D #5DDC94

split-complementary

#5D66DC #DC945D #A6DC5D

monochromatic

#222B9D #2D38CF #5D66DC #8F96E7 #C2C5F2

Accessibility & contrast

On white

4.77

#5D66DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#5D66DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5D66DC

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D66DC	#FFFFFF	#000000	##FFFFFF
##5D66DC	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1978E0

Deuteranopia (green-blind)

#006DDA

Tritanopia (blue-blind)

#008197

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5d66dc;
/* rgb */ color: rgb(93, 102, 220);
/* oklch */ color: oklch(56.6% 0.178 275.9);

Tailwind

colors: {
  custom: {
    50: '#9591e8',
    500: '#5d66dc',
    950: '#000000',
  },
}

SCSS

$custom: #5d66dc;
$custom-light: #9591e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5d66dc",
  "rgb": {
    "r": 93,
    "g": 102,
    "b": 220
  },
  "hsl": {
    "h": 235.748,
    "s": 64.467,
    "l": 61.373
  },
  "oklch": {
    "l": 0.56603,
    "c": 0.17764,
    "h": 275.9
  },
  "luminance": 0.16997
}

Semantic roles & 50–950 ramp

primary

#5D66DC

secondary

#E2DFB3

accent

#C019CC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5D66DC

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

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