#5351CC#5351CC

#5351CC is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.9% C 0.185 H 278.3°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#5351CC
RGB	rgb(83, 81, 204)
HSL	hsl(241, 55%, 56%)
HSV	hsv(241, 60%, 80%)
CMYK	cmyk(59.3%, 60.3%, 0%, 20%)
CIE-LAB	lab(41.35, 36.75, -63.74)
CIE-LCH	lch(41.35, 73.58, 299.96°)
OKLab	oklab(50.94% 0.0267 -0.1832)
OKLCH	oklch(50.94% 0.185 278.3)
XYZ	xyz(17.4053, 12.0822, 58.5299)
Luminance	0.1208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5351CC #CACC51

analogous

#518CCC #5351CC #9051CC

triadic

#5351CC #CC5351 #51CC53

tetradic

#5351CC #CC518C #CACC51 #51CC90

square

#5351CC #CC518C #CACC51 #51CC90

split-complementary

#5351CC #CC9051 #8CCC51

monochromatic

#26257E #3533AD #5351CC #8280DA #B1B0E8

Accessibility & contrast

On white

6.15

#5351CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#5351CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5351CC

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5351CC	#FFFFFF	#000000	##FFFFFF
##5351CC	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D0

Deuteranopia (green-blind)

#005CCA

Tritanopia (blue-blind)

#006F87

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5351cc;
/* rgb */ color: rgb(83, 81, 204);
/* oklch */ color: oklch(50.9% 0.185 278.3);

Tailwind

colors: {
  custom: {
    50: '#8f82dc',
    500: '#5351cc',
    950: '#000000',
  },
}

SCSS

$custom: #5351cc;
$custom-light: #8f82dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5351cc",
  "rgb": {
    "r": 83,
    "g": 81,
    "b": 204
  },
  "hsl": {
    "h": 240.976,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.50936,
    "c": 0.18517,
    "h": 278.3
  },
  "luminance": 0.12083
}

Semantic roles & 50–950 ramp

primary

#5351CC

secondary

#D5D6A3

accent

#DE4ADC

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5351CC

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

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