#4F91E1#4F91E1

#4F91E1 is a light, vivid cyan. Relative luminance 0.273; OKLCH L 65.0% C 0.138 H 254.4°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX#4F91E1
RGBrgb(79, 145, 225)
HSLhsl(213, 71%, 60%)
HSVhsv(213, 65%, 88%)
CMYKcmyk(64.9%, 35.6%, 0%, 11.8%)
CIE-LABlab(59.29, 3.88, -46.87)
CIE-LCHlch(59.29, 47.03, 274.73°)
OKLaboklab(64.96% -0.037 -0.133)
OKLCHoklch(64.96% 0.138 254.4)
XYZxyz(26.9355, 27.3466, 75.0785)
Luminance0.2735 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4F91E1 #E19F4F
analogous
#4FDAE1 #4F91E1 #564FE1
triadic
#4F91E1 #E14F91 #91E14F
tetradic
#4F91E1 #E14FDA #E19F4F #4FE156
square
#4F91E1 #E14FDA #E19F4F #4FE156
split-complementary
#4F91E1 #E1564F #DAE14F
monochromatic
#1A559B #2371CF #4F91E1 #83B2EA #B8D2F3

Accessibility & contrast

On white

3.25
#4F91E1 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.47
#4F91E1 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F91E1
6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4F91E1#FFFFFF#000000##000000
##4F91E11.003.256.476.47
#FFFFFF3.251.0021.0021.00
#0000006.4721.001.001.00
##0000006.4721.001.001.00

Color blindness preview

Protanopia (red-blind)
#6E96E4
Deuteranopia (green-blind)
#5988DF
Tritanopia (blue-blind)
#00A3AE
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #4f91e1;
/* rgb */ color: rgb(79, 145, 225);
/* oklch */ color: oklch(65.0% 0.138 254.4);
Tailwind
colors: {
  custom: {
    50: '#8eb0eb',
    500: '#4f91e1',
    950: '#000000',
  },
}
SCSS
$custom: #4f91e1;
$custom-light: #8eb0eb;
$custom-dark: #000000;
JSON
{
  "hex": "#4f91e1",
  "rgb": {
    "r": 79,
    "g": 145,
    "b": 225
  },
  "hsl": {
    "h": 212.877,
    "s": 70.874,
    "l": 59.608
  },
  "oklch": {
    "l": 0.64964,
    "c": 0.13808,
    "h": 254.4
  },
  "luminance": 0.27349
}

Semantic roles & 50–950 ramp

primary
#4F91E1
secondary
#E2C9AA
accent
#9D3AEE
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0D1016
muted
#7E7F84

Preview Lab

Preview with #4F91E1

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

Preview Lab → · Contrast checker → · Palette generator →

#4F91E1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva