#599BEF#599BEF

#599BEF is a light, vivid cyan. Relative luminance 0.318; OKLCH L 68.3% C 0.142 H 255.3°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#599BEF
RGB	rgb(89, 155, 239)
HSL	hsl(214, 82%, 64%)
HSV	hsv(214, 63%, 94%)
CMYK	cmyk(62.8%, 35.1%, 0%, 6.3%)
CIE-LAB	lab(63.17, 4.44, -48.46)
CIE-LCH	lch(63.17, 48.66, 275.23°)
OKLab	oklab(68.33% -0.036 -0.1374)
OKLCH	oklch(68.33% 0.142 255.3)
XYZ	xyz(31.4155, 31.7955, 86.1262)
Luminance	0.3180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#599BEF #EFAD59

analogous

#59E6EF #599BEF #6259EF

triadic

#599BEF #EF599B #9BEF59

tetradic

#599BEF #EF59E6 #EFAD59 #59EF62

square

#599BEF #EF59E6 #EFAD59 #59EF62

split-complementary

#599BEF #EF6259 #E6EF59

monochromatic

#125DBC #2179EA #599BEF #91BDF4 #C9DEFA

Accessibility & contrast

On white

2.85

#599BEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#599BEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #599BEF

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##599BEF	#FFFFFF	#000000	##000000
##599BEF	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)

#77A1F2

Deuteranopia (green-blind)

#6292ED

Tritanopia (blue-blind)

#00AEBA

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #599bef;
/* rgb */ color: rgb(89, 155, 239);
/* oklch */ color: oklch(68.3% 0.142 255.3);

Tailwind

colors: {
  custom: {
    50: '#95b8f4',
    500: '#599bef',
    950: '#000000',
  },
}

SCSS

$custom: #599bef;
$custom-light: #95b8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#599bef",
  "rgb": {
    "r": 89,
    "g": 155,
    "b": 239
  },
  "hsl": {
    "h": 213.6,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.68331,
    "c": 0.14204,
    "h": 255.3
  },
  "luminance": 0.31799
}

Semantic roles & 50–950 ramp

primary

#599BEF

secondary

#ECD5B8

accent

#8007DF

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #599BEF

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

Preview Lab → · Contrast checker → · Palette generator →