#5999FE#5999FE

#5999FE is a light, vivid blue. Relative luminance 0.321; OKLCH L 68.8% C 0.163 H 259.2°. Best body text is #000000 at 7.41:1 contrast (WCAG AA passes).

Color values

HEX#5999FE
RGBrgb(89, 153, 254)
HSLhsl(217, 99%, 67%)
HSVhsv(217, 65%, 100%)
CMYKcmyk(65%, 39.8%, 0%, 0.4%)
CIE-LABlab(63.39, 10.61, -56.33)
CIE-LCHlch(63.39, 57.32, 280.67°)
OKLaboklab(68.75% -0.0307 -0.1605)
OKLCHoklch(68.75% 0.163 259.2)
XYZxyz(33.3941, 32.0588, 98.1748)
Luminance0.3206 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5999FE #FEBE59
analogous
#59ECFE #5999FE #6B59FE
triadic
#5999FE #FE5999 #99FE59
tetradic
#5999FE #FE59EC #FEBE59 #59FE6B
square
#5999FE #FE59EC #FEBE59 #59FE6B
split-complementary
#5999FE #FE6B59 #ECFE59
monochromatic
#0156DB #1C74FE #5999FE #96BEFE #D3E4FF

Accessibility & contrast

On white

2.83
#5999FE on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.41
#5999FE on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5999FE
7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5999FE#FFFFFF#000000##000000
##5999FE1.002.837.417.41
#FFFFFF2.831.0021.0021.00
#0000007.4121.001.001.00
##0000007.4121.001.001.00

Color blindness preview

Protanopia (red-blind)
#6BA2FF
Deuteranopia (green-blind)
#5292FC
Tritanopia (blue-blind)
#00B0BF
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #5999fe;
/* rgb */ color: rgb(89, 153, 254);
/* oklch */ color: oklch(68.8% 0.163 259.2);
Tailwind
colors: {
  custom: {
    50: '#97b6ff',
    500: '#5999fe',
    950: '#000000',
  },
}
SCSS
$custom: #5999fe;
$custom-light: #97b6ff;
$custom-dark: #000000;
JSON
{
  "hex": "#5999fe",
  "rgb": {
    "r": 89,
    "g": 153,
    "b": 254
  },
  "hsl": {
    "h": 216.727,
    "s": 98.802,
    "l": 67.255
  },
  "oklch": {
    "l": 0.6875,
    "c": 0.16338,
    "h": 259.2
  },
  "luminance": 0.32062
}

Semantic roles & 50–950 ramp

primary
#5999FE
secondary
#F3DFBF
accent
#8C00E6
background
#FAFBFF
surface
#F3F6FF
border
#CDD0D7
text
#0F1118
muted
#7F8086

Preview Lab

Preview with #5999FE

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

Preview Lab → · Contrast checker → · Palette generator →

#5999FE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva