#5199EB#5199EB

#5199EB is a light, vivid cyan. Relative luminance 0.305; OKLCH L 67.3% C 0.142 H 253.3°. Best body text is #000000 at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#5199EB
RGB	rgb(81, 153, 235)
HSL	hsl(212, 79%, 62%)
HSV	hsv(212, 66%, 92%)
CMYK	cmyk(65.5%, 34.9%, 0%, 7.8%)
CIE-LAB	lab(62.11, 2.91, -47.96)
CIE-LCH	lch(62.11, 48.05, 273.47°)
OKLab	oklab(67.35% -0.0409 -0.1361)
OKLCH	oklch(67.35% 0.142 253.3)
XYZ	xyz(29.7745, 30.5270, 82.9043)
Luminance	0.3053 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5199EB #EBA351

analogous

#51E6EB #5199EB #5651EB

triadic

#5199EB #EB5199 #99EB51

tetradic

#5199EB #EB51E6 #EBA351 #51EB56

square

#5199EB #EB51E6 #EBA351 #51EB56

split-complementary

#5199EB #EB5651 #E6EB51

monochromatic

#145CAE #1A79E5 #5199EB #88B9F1 #BFD9F8

Accessibility & contrast

On white

2.96

#5199EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.11

#5199EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5199EB

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5199EB	#FFFFFF	#000000	##000000
##5199EB	1.00	2.96	7.11	7.11
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.11	21.00	1.00	1.00
##000000	7.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#759EEE

Deuteranopia (green-blind)

#5F8FE9

Tritanopia (blue-blind)

#00ACB7

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #5199eb;
/* rgb */ color: rgb(81, 153, 235);
/* oklch */ color: oklch(67.3% 0.142 253.3);

Tailwind

colors: {
  custom: {
    50: '#90b6f2',
    500: '#5199eb',
    950: '#000000',
  },
}

SCSS

$custom: #5199eb;
$custom-light: #90b6f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5199eb",
  "rgb": {
    "r": 81,
    "g": 153,
    "b": 235
  },
  "hsl": {
    "h": 211.948,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.67346,
    "c": 0.14211,
    "h": 253.3
  },
  "luminance": 0.3053
}

Semantic roles & 50–950 ramp

primary

#5199EB

secondary

#E8CEB0

accent

#7A0ADC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #5199EB

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

Preview Lab → · Contrast checker → · Palette generator →