#5175E8#5175E8

#5175E8 is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.6% C 0.178 H 267.6°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#5175E8
RGB	rgb(81, 117, 232)
HSL	hsl(226, 77%, 61%)
HSV	hsv(226, 65%, 91%)
CMYK	cmyk(65.1%, 49.6%, 0%, 9%)
CIE-LAB	lab(52.17, 23.57, -62.15)
CIE-LCH	lch(52.17, 66.47, 290.77°)
OKLab	oklab(59.62% -0.0073 -0.1782)
OKLCH	oklch(59.62% 0.178 267.6)
XYZ	xyz(24.3151, 20.2958, 78.9644)
Luminance	0.2030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5175E8 #E8C451

analogous

#51C1E8 #5175E8 #7951E8

triadic

#5175E8 #E85175 #75E851

tetradic

#5175E8 #E851C1 #E8C451 #51E879

square

#5175E8 #E851C1 #E8C451 #51E879

split-complementary

#5175E8 #E87951 #C1E851

monochromatic

#1639A8 #1D4BDE #5175E8 #87A0EF #BDCBF6

Accessibility & contrast

On white

4.15

#5175E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#5175E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5175E8

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5175E8	#FFFFFF	#000000	##000000
##5175E8	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3484EC

Deuteranopia (green-blind)

#0076E6

Tritanopia (blue-blind)

#0090A3

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5175e8;
/* rgb */ color: rgb(81, 117, 232);
/* oklch */ color: oklch(59.6% 0.178 267.6);

Tailwind

colors: {
  custom: {
    50: '#919cf0',
    500: '#5175e8',
    950: '#000000',
  },
}

SCSS

$custom: #5175e8;
$custom-light: #919cf0;
$custom-dark: #000000;

JSON

{
  "hex": "#5175e8",
  "rgb": {
    "r": 81,
    "g": 117,
    "b": 232
  },
  "hsl": {
    "h": 225.695,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.59624,
    "c": 0.17837,
    "h": 267.6
  },
  "luminance": 0.20298
}

Semantic roles & 50–950 ramp

primary

#5175E8

secondary

#E7D9AE

accent

#A80DD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5175E8

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

Preview Lab → · Contrast checker → · Palette generator →