#519BE6#519BE6

#519BE6 is a light, vivid cyan. Relative luminance 0.309; OKLCH L 67.5% C 0.134 H 250.7°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#519BE6
RGB	rgb(81, 155, 230)
HSL	hsl(210, 75%, 61%)
HSV	hsv(210, 65%, 90%)
CMYK	cmyk(64.8%, 32.6%, 0%, 9.8%)
CIE-LAB	lab(62.42, 0.08, -44.70)
CIE-LCH	lch(62.42, 44.70, 270.10°)
OKLab	oklab(67.52% -0.0442 -0.1265)
OKLCH	oklch(67.52% 0.134 250.7)
XYZ	xyz(29.3923, 30.9022, 79.2633)
Luminance	0.3090 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519BE6 #E69C51

analogous

#51E6E6 #519BE6 #5151E6

triadic

#519BE6 #E6519B #9BE651

tetradic

#519BE6 #E651E6 #E69C51 #51E651

square

#519BE6 #E651E6 #E69C51 #51E651

split-complementary

#519BE6 #E65151 #E6E651

monochromatic

#185EA5 #1F7CDA #519BE6 #87BAEE #BCD9F5

Accessibility & contrast

On white

2.92

#519BE6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#519BE6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #519BE6

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519BE6	#FFFFFF	#000000	##000000
##519BE6	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)

#7A9FE9

Deuteranopia (green-blind)

#6690E5

Tritanopia (blue-blind)

#00ADB6

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #519be6;
/* rgb */ color: rgb(81, 155, 230);
/* oklch */ color: oklch(67.5% 0.134 250.7);

Tailwind

colors: {
  custom: {
    50: '#90b8ee',
    500: '#519be6',
    950: '#000000',
  },
}

SCSS

$custom: #519be6;
$custom-light: #90b8ee;
$custom-dark: #000000;

JSON

{
  "hex": "#519be6",
  "rgb": {
    "r": 81,
    "g": 155,
    "b": 230
  },
  "hsl": {
    "h": 210.201,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.67516,
    "c": 0.13405,
    "h": 250.7
  },
  "luminance": 0.30905
}

Semantic roles & 50–950 ramp

primary

#519BE6

secondary

#E5CAAD

accent

#730ED7

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #519BE6

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

Preview Lab → · Contrast checker → · Palette generator →