#5799EF#5799EF

#5799EF is a light, vivid cyan. Relative luminance 0.310; OKLCH L 67.8% C 0.145 H 255.8°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#5799EF
RGB	rgb(87, 153, 239)
HSL	hsl(214, 83%, 64%)
HSV	hsv(214, 64%, 94%)
CMYK	cmyk(63.6%, 36%, 0%, 6.3%)
CIE-LAB	lab(62.54, 5.26, -49.47)
CIE-LCH	lch(62.54, 49.74, 276.07°)
OKLab	oklab(67.81% -0.0355 -0.1404)
OKLCH	oklch(67.81% 0.145 255.8)
XYZ	xyz(30.8961, 31.0377, 86.0073)
Luminance	0.3104 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5799EF #EFAD57

analogous

#57E5EF #5799EF #6157EF

triadic

#5799EF #EF5799 #99EF57

tetradic

#5799EF #EF57E5 #EFAD57 #57EF61

square

#5799EF #EF57E5 #EFAD57 #57EF61

split-complementary

#5799EF #EF6157 #E5EF57

monochromatic

#125BBA #1F77EA #5799EF #8FBBF4 #C7DDFA

Accessibility & contrast

On white

2.91

#5799EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#5799EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5799EF

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5799EF	#FFFFFF	#000000	##000000
##5799EF	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#739FF3

Deuteranopia (green-blind)

#5E91ED

Tritanopia (blue-blind)

#00ADB9

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #5799ef;
/* rgb */ color: rgb(87, 153, 239);
/* oklch */ color: oklch(67.8% 0.145 255.8);

Tailwind

colors: {
  custom: {
    50: '#94b6f4',
    500: '#5799ef',
    950: '#000000',
  },
}

SCSS

$custom: #5799ef;
$custom-light: #94b6f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5799ef",
  "rgb": {
    "r": 87,
    "g": 153,
    "b": 239
  },
  "hsl": {
    "h": 213.947,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.67814,
    "c": 0.14483,
    "h": 255.8
  },
  "luminance": 0.31041
}

Semantic roles & 50–950 ramp

primary

#5799EF

secondary

#ECD4B6

accent

#8106DF

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #5799EF

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

Preview Lab → · Contrast checker → · Palette generator →