#5197E0#5197E0

#5197E0 is a light, vivid cyan. Relative luminance 0.293; OKLCH L 66.3% C 0.130 H 251.3°. Best body text is #000000 at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#5197E0
RGB	rgb(81, 151, 224)
HSL	hsl(211, 70%, 60%)
HSV	hsv(211, 64%, 88%)
CMYK	cmyk(63.8%, 32.6%, 0%, 12.2%)
CIE-LAB	lab(61.01, 0.39, -43.60)
CIE-LCH	lch(61.01, 43.60, 270.51°)
OKLab	oklab(66.31% -0.0418 -0.1234)
OKLCH	oklch(66.31% 0.13 251.3)
XYZ	xyz(27.9096, 29.2616, 74.6838)
Luminance	0.2926 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5197E0 #E09A51

analogous

#51DFE0 #5197E0 #5251E0

triadic

#5197E0 #E05197 #97E051

tetradic

#5197E0 #E051DF #E09A51 #51E052

square

#5197E0 #E051DF #E09A51 #51E052

split-complementary

#5197E0 #E05251 #DFE051

monochromatic

#1C5A9B #2578CF #5197E0 #85B6E9 #B9D5F3

Accessibility & contrast

On white

3.06

#5197E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.85

#5197E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5197E0

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5197E0	#FFFFFF	#000000	##000000
##5197E0	1.00	3.06	6.85	6.85
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.85	21.00	1.00	1.00
##000000	6.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779BE3

Deuteranopia (green-blind)

#648DDF

Tritanopia (blue-blind)

#00A8B1

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #5197e0;
/* rgb */ color: rgb(81, 151, 224);
/* oklch */ color: oklch(66.3% 0.130 251.3);

Tailwind

colors: {
  custom: {
    50: '#8fb5ea',
    500: '#5197e0',
    950: '#000000',
  },
}

SCSS

$custom: #5197e0;
$custom-light: #8fb5ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5197e0",
  "rgb": {
    "r": 81,
    "g": 151,
    "b": 224
  },
  "hsl": {
    "h": 210.629,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.66314,
    "c": 0.13028,
    "h": 251.3
  },
  "luminance": 0.29264
}

Semantic roles & 50–950 ramp

primary

#5197E0

secondary

#E2C7AB

accent

#963BED

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5197E0

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

Preview Lab → · Contrast checker → · Palette generator →