#4F90E8#4F90E8

#4F90E8 is a light, vivid cyan. Relative luminance 0.274; OKLCH L 65.1% C 0.148 H 256.6°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX#4F90E8
RGBrgb(79, 144, 232)
HSLhsl(215, 77%, 61%)
HSVhsv(215, 66%, 91%)
CMYKcmyk(65.9%, 37.9%, 0%, 9%)
CIE-LABlab(59.37, 6.85, -50.64)
CIE-LCHlch(59.37, 51.10, 277.70°)
OKLaboklab(65.14% -0.0344 -0.144)
OKLCHoklch(65.14% 0.148 256.6)
XYZxyz(27.7579, 27.4322, 80.1604)
Luminance0.2743 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4F90E8 #E8A74F
analogous
#4FDCE8 #4F90E8 #5A4FE8
triadic
#4F90E8 #E84F90 #90E84F
tetradic
#4F90E8 #E84FDC #E8A74F #4FE85A
square
#4F90E8 #E84FDC #E8A74F #4FE85A
split-complementary
#4F90E8 #E85A4F #DCE84F
monochromatic
#1653A7 #1D6EDD #4F90E8 #85B2EF #BBD4F6

Accessibility & contrast

On white

3.24
#4F90E8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.49
#4F90E8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F90E8
6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4F90E8#FFFFFF#000000##000000
##4F90E81.003.246.496.49
#FFFFFF3.241.0021.0021.00
#0000006.4921.001.001.00
##0000006.4921.001.001.00

Color blindness preview

Protanopia (red-blind)
#6997EC
Deuteranopia (green-blind)
#5288E6
Tritanopia (blue-blind)
#00A4B1
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #4f90e8;
/* rgb */ color: rgb(79, 144, 232);
/* oklch */ color: oklch(65.1% 0.148 256.6);
Tailwind
colors: {
  custom: {
    50: '#8fb0f0',
    500: '#4f90e8',
    950: '#000000',
  },
}
SCSS
$custom: #4f90e8;
$custom-light: #8fb0f0;
$custom-dark: #000000;
JSON
{
  "hex": "#4f90e8",
  "rgb": {
    "r": 79,
    "g": 144,
    "b": 232
  },
  "hsl": {
    "h": 214.51,
    "s": 76.884,
    "l": 60.98
  },
  "oklch": {
    "l": 0.65142,
    "c": 0.14809,
    "h": 256.6
  },
  "luminance": 0.27435
}

Semantic roles & 50–950 ramp

primary
#4F90E8
secondary
#E6CEAD
accent
#820CD9
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E1016
muted
#7E7F84

Preview Lab

Preview with #4F90E8

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

Preview Lab → · Contrast checker → · Palette generator →

#4F90E8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva