#519FDE#519FDE

#519FDE is a light, vivid cyan. Relative luminance 0.318; OKLCH L 68.0% C 0.121 H 245.3°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#519FDE
RGB	rgb(81, 159, 222)
HSL	hsl(207, 68%, 59%)
HSV	hsv(207, 64%, 87%)
CMYK	cmyk(63.5%, 28.4%, 0%, 12.9%)
CIE-LAB	lab(63.19, -4.84, -39.07)
CIE-LCH	lch(63.19, 39.37, 262.93°)
OKLab	oklab(68% -0.0506 -0.1101)
OKLCH	oklch(68% 0.121 245.3)
XYZ	xyz(28.9714, 31.8166, 73.7075)
Luminance	0.3182 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519FDE #DE9051

analogous

#51DED7 #519FDE #5158DE

triadic

#519FDE #DE519F #9FDE51

tetradic

#519FDE #D751DE #DE9051 #58DE51

square

#519FDE #D751DE #DE9051 #58DE51

split-complementary

#519FDE #DE5158 #DED751

monochromatic

#1D6198 #2782CB #519FDE #84BBE8 #B8D8F2

Accessibility & contrast

On white

2.85

#519FDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#519FDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519FDE

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519FDE	#FFFFFF	#000000	##000000
##519FDE	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83A1E1

Deuteranopia (green-blind)

#7093DD

Tritanopia (blue-blind)

#00AEB5

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #519fde;
/* rgb */ color: rgb(81, 159, 222);
/* oklch */ color: oklch(68.0% 0.121 245.3);

Tailwind

colors: {
  custom: {
    50: '#8fbbe8',
    500: '#519fde',
    950: '#000000',
  },
}

SCSS

$custom: #519fde;
$custom-light: #8fbbe8;
$custom-dark: #000000;

JSON

{
  "hex": "#519fde",
  "rgb": {
    "r": 81,
    "g": 159,
    "b": 222
  },
  "hsl": {
    "h": 206.809,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.67998,
    "c": 0.12121,
    "h": 245.3
  },
  "luminance": 0.3182
}

Semantic roles & 50–950 ramp

primary

#519FDE

secondary

#E1C2AA

accent

#8B3DEB

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #519FDE

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

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