#519CE5#519CE5

#519CE5 is a light, vivid cyan. Relative luminance 0.312; OKLCH L 67.7% C 0.132 H 249.8°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#519CE5
RGB	rgb(81, 156, 229)
HSL	hsl(210, 74%, 61%)
HSV	hsv(210, 65%, 90%)
CMYK	cmyk(64.6%, 31.9%, 0%, 10.2%)
CIE-LAB	lab(62.66, -0.83, -43.78)
CIE-LCH	lch(62.66, 43.79, 268.92°)
OKLab	oklab(67.69% -0.0455 -0.1238)
OKLCH	oklch(67.69% 0.132 249.8)
XYZ	xyz(29.4194, 31.1805, 78.5816)
Luminance	0.3118 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519CE5 #E59A51

analogous

#51E5E4 #519CE5 #5152E5

triadic

#519CE5 #E5519C #9CE551

tetradic

#519CE5 #E451E5 #E59A51 #52E551

square

#519CE5 #E451E5 #E59A51 #52E551

split-complementary

#519CE5 #E55152 #E5E451

monochromatic

#185FA3 #207ED8 #519CE5 #86BAED #BBD9F5

Accessibility & contrast

On white

2.90

#519CE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#519CE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519CE5

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519CE5	#FFFFFF	#000000	##000000
##519CE5	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C9FE8

Deuteranopia (green-blind)

#6891E4

Tritanopia (blue-blind)

#00ADB6

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #519ce5;
/* rgb */ color: rgb(81, 156, 229);
/* oklch */ color: oklch(67.7% 0.132 249.8);

Tailwind

colors: {
  custom: {
    50: '#90b8ed',
    500: '#519ce5',
    950: '#000000',
  },
}

SCSS

$custom: #519ce5;
$custom-light: #90b8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#519ce5",
  "rgb": {
    "r": 81,
    "g": 156,
    "b": 229
  },
  "hsl": {
    "h": 209.595,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.67685,
    "c": 0.13194,
    "h": 249.8
  },
  "luminance": 0.31183
}

Semantic roles & 50–950 ramp

primary

#519CE5

secondary

#E5C9AD

accent

#710FD6

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #519CE5

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

Preview Lab → · Contrast checker → · Palette generator →