#5153C8#5153C8

#5153C8 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.8% C 0.178 H 277.3°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#5153C8
RGB	rgb(81, 83, 200)
HSL	hsl(239, 52%, 55%)
HSV	hsv(239, 60%, 78%)
CMYK	cmyk(59.5%, 58.5%, 0%, 21.6%)
CIE-LAB	lab(41.38, 33.87, -61.38)
CIE-LCH	lch(41.38, 70.11, 298.89°)
OKLab	oklab(50.83% 0.0225 -0.1763)
OKLCH	oklch(50.83% 0.178 277.3)
XYZ	xyz(16.9086, 12.1047, 56.0778)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5153C8 #C8C651

analogous

#518EC8 #5153C8 #8B51C8

triadic

#5153C8 #C85153 #53C851

tetradic

#5153C8 #C8518E #C8C651 #51C88B

square

#5153C8 #C8518E #C8C651 #51C88B

split-complementary

#5153C8 #C88B51 #8EC851

monochromatic

#262779 #3537A7 #5153C8 #8081D7 #AEAFE5

Accessibility & contrast

On white

6.14

#5153C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#5153C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5153C8

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5153C8	#FFFFFF	#000000	##FFFFFF
##5153C8	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CC

Deuteranopia (green-blind)

#005DC6

Tritanopia (blue-blind)

#006F85

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5153c8;
/* rgb */ color: rgb(81, 83, 200);
/* oklch */ color: oklch(50.8% 0.178 277.3);

Tailwind

colors: {
  custom: {
    50: '#8d83da',
    500: '#5153c8',
    950: '#000000',
  },
}

SCSS

$custom: #5153c8;
$custom-light: #8d83da;
$custom-dark: #000000;

JSON

{
  "hex": "#5153c8",
  "rgb": {
    "r": 81,
    "g": 83,
    "b": 200
  },
  "hsl": {
    "h": 238.992,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.50831,
    "c": 0.17776,
    "h": 277.3
  },
  "luminance": 0.12106
}

Semantic roles & 50–950 ramp

primary

#5153C8

secondary

#D3D3A1

accent

#D94CDB

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #5153C8

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

Preview Lab → · Contrast checker → · Palette generator →