#5177E8#5177E8

#5177E8 is a mid, vivid blue. Relative luminance 0.208; OKLCH L 60.0% C 0.176 H 267.0°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#5177E8
RGB	rgb(81, 119, 232)
HSL	hsl(225, 77%, 61%)
HSV	hsv(225, 65%, 91%)
CMYK	cmyk(65.1%, 48.7%, 0%, 9%)
CIE-LAB	lab(52.69, 22.34, -61.31)
CIE-LCH	lch(52.69, 65.25, 290.02°)
OKLab	oklab(60.02% -0.0091 -0.1757)
OKLCH	oklch(60.02% 0.176 267)
XYZ	xyz(24.5506, 20.7669, 79.0429)
Luminance	0.2077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5177E8 #E8C251

analogous

#51C2E8 #5177E8 #7751E8

triadic

#5177E8 #E85177 #77E851

tetradic

#5177E8 #E851C2 #E8C251 #51E877

square

#5177E8 #E851C2 #E8C251 #51E877

split-complementary

#5177E8 #E87751 #C2E851

monochromatic

#163BA8 #1D4EDE #5177E8 #87A1EF #BDCCF6

Accessibility & contrast

On white

4.07

#5177E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#5177E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5177E8

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5177E8	#FFFFFF	#000000	##000000
##5177E8	1.00	4.07	5.15	5.15
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3985EC

Deuteranopia (green-blind)

#1077E6

Tritanopia (blue-blind)

#0091A4

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5177e8;
/* rgb */ color: rgb(81, 119, 232);
/* oklch */ color: oklch(60.0% 0.176 267.0);

Tailwind

colors: {
  custom: {
    50: '#919df0',
    500: '#5177e8',
    950: '#000000',
  },
}

SCSS

$custom: #5177e8;
$custom-light: #919df0;
$custom-dark: #000000;

JSON

{
  "hex": "#5177e8",
  "rgb": {
    "r": 81,
    "g": 119,
    "b": 232
  },
  "hsl": {
    "h": 224.901,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.60022,
    "c": 0.17596,
    "h": 267
  },
  "luminance": 0.20769
}

Semantic roles & 50–950 ramp

primary

#5177E8

secondary

#E7D8AE

accent

#A50DD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5177E8

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

Preview Lab → · Contrast checker → · Palette generator →