#5197E4#5197E4

#5197E4 is a light, vivid cyan. Relative luminance 0.295; OKLCH L 66.5% C 0.135 H 252.5°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#5197E4
RGB	rgb(81, 151, 228)
HSL	hsl(211, 73%, 61%)
HSV	hsv(211, 64%, 89%)
CMYK	cmyk(64.5%, 33.8%, 0%, 10.6%)
CIE-LAB	lab(61.20, 1.72, -45.52)
CIE-LCH	lch(61.20, 45.55, 272.17°)
OKLab	oklab(66.53% -0.0408 -0.129)
OKLCH	oklch(66.53% 0.135 252.5)
XYZ	xyz(28.4584, 29.4812, 77.5744)
Luminance	0.2948 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5197E4 #E49E51

analogous

#51E0E4 #5197E4 #5551E4

triadic

#5197E4 #E45197 #97E451

tetradic

#5197E4 #E451E0 #E49E51 #51E455

square

#5197E4 #E451E0 #E49E51 #51E455

split-complementary

#5197E4 #E45551 #E0E451

monochromatic

#195AA2 #2178D7 #5197E4 #86B7EC #BBD6F4

Accessibility & contrast

On white

3.04

#5197E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#5197E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5197E4

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5197E4	#FFFFFF	#000000	##000000
##5197E4	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#759BE7

Deuteranopia (green-blind)

#618DE2

Tritanopia (blue-blind)

#00A9B3

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5197e4;
/* rgb */ color: rgb(81, 151, 228);
/* oklch */ color: oklch(66.5% 0.135 252.5);

Tailwind

colors: {
  custom: {
    50: '#8fb5ed',
    500: '#5197e4',
    950: '#000000',
  },
}

SCSS

$custom: #5197e4;
$custom-light: #8fb5ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5197e4",
  "rgb": {
    "r": 81,
    "g": 151,
    "b": 228
  },
  "hsl": {
    "h": 211.429,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.66528,
    "c": 0.13526,
    "h": 252.5
  },
  "luminance": 0.29484
}

Semantic roles & 50–950 ramp

primary

#5197E4

secondary

#E4CAAC

accent

#7710D5

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5197E4

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

Preview Lab → · Contrast checker → · Palette generator →