#5197DF#5197DF

#5197DF is a light, vivid cyan. Relative luminance 0.292; OKLCH L 66.3% C 0.129 H 251.0°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#5197DF
RGB	rgb(81, 151, 223)
HSL	hsl(210, 69%, 60%)
HSV	hsv(210, 64%, 87%)
CMYK	cmyk(63.7%, 32.3%, 0%, 12.5%)
CIE-LAB	lab(60.96, 0.05, -43.12)
CIE-LCH	lch(60.96, 43.12, 270.07°)
OKLab	oklab(66.26% -0.0421 -0.122)
OKLCH	oklch(66.26% 0.129 251)
XYZ	xyz(27.7743, 29.2075, 73.9716)
Luminance	0.2921 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5197DF #DF9951

analogous

#51DEDF #5197DF #5251DF

triadic

#5197DF #DF5197 #97DF51

tetradic

#5197DF #DF51DE #DF9951 #51DF52

square

#5197DF #DF51DE #DF9951 #51DF52

split-complementary

#5197DF #DF5251 #DEDF51

monochromatic

#1C5A99 #2678CD #5197DF #85B6E9 #B8D5F2

Accessibility & contrast

On white

3.07

#5197DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.84

#5197DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5197DF

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5197DF	#FFFFFF	#000000	##000000
##5197DF	1.00	3.07	6.84	6.84
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.84	21.00	1.00	1.00
##000000	6.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#789BE2

Deuteranopia (green-blind)

#648DDE

Tritanopia (blue-blind)

#00A8B1

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #5197df;
/* rgb */ color: rgb(81, 151, 223);
/* oklch */ color: oklch(66.3% 0.129 251.0);

Tailwind

colors: {
  custom: {
    50: '#8fb5e9',
    500: '#5197df',
    950: '#000000',
  },
}

SCSS

$custom: #5197df;
$custom-light: #8fb5e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5197df",
  "rgb": {
    "r": 81,
    "g": 151,
    "b": 223
  },
  "hsl": {
    "h": 210.423,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.66261,
    "c": 0.12905,
    "h": 251
  },
  "luminance": 0.2921
}

Semantic roles & 50–950 ramp

primary

#5197DF

secondary

#E1C6AA

accent

#953CEC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #5197DF

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

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