#519CE0#519CE0

#519CE0 is a light, vivid cyan. Relative luminance 0.309; OKLCH L 67.4% C 0.126 H 248.1°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#519CE0
RGB	rgb(81, 156, 224)
HSL	hsl(209, 70%, 60%)
HSV	hsv(209, 64%, 88%)
CMYK	cmyk(63.8%, 30.4%, 0%, 12.2%)
CIE-LAB	lab(62.43, -2.49, -41.38)
CIE-LCH	lch(62.43, 41.45, 266.56°)
OKLab	oklab(67.43% -0.0469 -0.1169)
OKLCH	oklch(67.43% 0.126 248.1)
XYZ	xyz(28.7314, 30.9052, 74.9577)
Luminance	0.3091 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519CE0 #E09551

analogous

#51E0DC #519CE0 #5155E0

triadic

#519CE0 #E0519C #9CE051

tetradic

#519CE0 #DC51E0 #E09551 #55E051

square

#519CE0 #DC51E0 #E09551 #55E051

split-complementary

#519CE0 #E05155 #E0DC51

monochromatic

#1C5E9B #257ECF #519CE0 #85BAE9 #B9D7F3

Accessibility & contrast

On white

2.92

#519CE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#519CE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519CE0

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519CE0	#FFFFFF	#000000	##000000
##519CE0	1.00	2.92	7.18	7.18
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.18	21.00	1.00	1.00
##000000	7.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9FE3

Deuteranopia (green-blind)

#6B91DF

Tritanopia (blue-blind)

#00ACB4

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #519ce0;
/* rgb */ color: rgb(81, 156, 224);
/* oklch */ color: oklch(67.4% 0.126 248.1);

Tailwind

colors: {
  custom: {
    50: '#8fb8ea',
    500: '#519ce0',
    950: '#000000',
  },
}

SCSS

$custom: #519ce0;
$custom-light: #8fb8ea;
$custom-dark: #000000;

JSON

{
  "hex": "#519ce0",
  "rgb": {
    "r": 81,
    "g": 156,
    "b": 224
  },
  "hsl": {
    "h": 208.531,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.67426,
    "c": 0.12593,
    "h": 248.1
  },
  "luminance": 0.30908
}

Semantic roles & 50–950 ramp

primary

#519CE0

secondary

#E2C5AB

accent

#903BED

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #519CE0

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

Preview Lab → · Contrast checker → · Palette generator →