#4FB5E5#4FB5E5

#4FB5E5 is a light, moderate cyan. Relative luminance 0.404; OKLCH L 73.3% C 0.117 H 231.9°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX#4FB5E5
RGBrgb(79, 181, 229)
HSLhsl(199, 74%, 60%)
HSVhsv(199, 66%, 90%)
CMYKcmyk(65.5%, 21%, 0%, 10.2%)
CIE-LABlab(69.73, -14.98, -32.75)
CIE-LCHlch(69.73, 36.02, 245.42°)
OKLaboklab(73.26% -0.072 -0.0918)
OKLCHoklch(73.26% 0.117 231.9)
XYZxyz(33.8856, 40.3636, 80.1187)
Luminance0.4037 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4FB5E5 #E57F4F
analogous
#4FE5CA #4FB5E5 #4F6AE5
triadic
#4FB5E5 #E54FB5 #B5E54F
tetradic
#4FB5E5 #CA4FE5 #E57F4F #6AE54F
square
#4FB5E5 #CA4FE5 #E57F4F #6AE54F
split-complementary
#4FB5E5 #E54F6A #E5CA4F
monochromatic
#1876A2 #209CD7 #4FB5E5 #84CBED #BAE2F5

Accessibility & contrast

On white

2.31
#4FB5E5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.07
#4FB5E5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB5E5
9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4FB5E5#FFFFFF#000000##000000
##4FB5E51.002.319.079.07
#FFFFFF2.311.0021.0021.00
#0000009.0721.001.001.00
##0000009.0721.001.001.00

Color blindness preview

Protanopia (red-blind)
#9DB3E7
Deuteranopia (green-blind)
#88A4E4
Tritanopia (blue-blind)
#00C2C5
Achromatopsia (no color)
#AAAAAA

Design tokens & code

CSS
--color: #4fb5e5;
/* rgb */ color: rgb(79, 181, 229);
/* oklch */ color: oklch(73.3% 0.117 231.9);
Tailwind
colors: {
  custom: {
    50: '#90cbed',
    500: '#4fb5e5',
    950: '#000000',
  },
}
SCSS
$custom: #4fb5e5;
$custom-light: #90cbed;
$custom-dark: #000000;
JSON
{
  "hex": "#4fb5e5",
  "rgb": {
    "r": 79,
    "g": 181,
    "b": 229
  },
  "hsl": {
    "h": 199.2,
    "s": 74.257,
    "l": 60.392
  },
  "oklch": {
    "l": 0.73259,
    "c": 0.11665,
    "h": 231.9
  },
  "luminance": 0.40367
}

Semantic roles & 50–950 ramp

primary
#4FB5E5
secondary
#E5BEAB
accent
#4F0FD6
background
#F9FCFE
surface
#F2F8FD
border
#CCD1D5
text
#0E1316
muted
#7E8284

Preview Lab

Preview with #4FB5E5

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

Preview Lab → · Contrast checker → · Palette generator →

#4FB5E5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva