#4F99E6#4F99E6

#4F99E6 is a light, vivid cyan. Relative luminance 0.302; OKLCH L 67.0% C 0.137 H 251.4°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#4F99E6
RGB	rgb(79, 153, 230)
HSL	hsl(211, 75%, 61%)
HSV	hsv(211, 66%, 90%)
CMYK	cmyk(65.7%, 33.5%, 0%, 9.8%)
CIE-LAB	lab(61.79, 0.90, -45.71)
CIE-LCH	lch(61.79, 45.72, 271.13°)
OKLab	oklab(67% -0.0437 -0.1295)
OKLCH	oklch(67% 0.137 251.4)
XYZ	xyz(28.8933, 30.1550, 79.1454)
Luminance	0.3016 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F99E6 #E69C4F

analogous

#4FE4E6 #4F99E6 #504FE6

triadic

#4F99E6 #E64F99 #99E64F

tetradic

#4F99E6 #E64FE4 #E69C4F #4FE650

square

#4F99E6 #E64FE4 #E69C4F #4FE650

split-complementary

#4F99E6 #E6504F #E4E64F

monochromatic

#175CA3 #1F7AD9 #4F99E6 #85B8EE #BAD7F5

Accessibility & contrast

On white

2.99

#4F99E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#4F99E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F99E6

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F99E6	#FFFFFF	#000000	##000000
##4F99E6	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779DE9

Deuteranopia (green-blind)

#628FE4

Tritanopia (blue-blind)

#00ABB5

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4f99e6;
/* rgb */ color: rgb(79, 153, 230);
/* oklch */ color: oklch(67.0% 0.137 251.4);

Tailwind

colors: {
  custom: {
    50: '#8fb6ee',
    500: '#4f99e6',
    950: '#000000',
  },
}

SCSS

$custom: #4f99e6;
$custom-light: #8fb6ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4f99e6",
  "rgb": {
    "r": 79,
    "g": 153,
    "b": 230
  },
  "hsl": {
    "h": 210.596,
    "s": 75.124,
    "l": 60.588
  },
  "oklch": {
    "l": 0.66996,
    "c": 0.13669,
    "h": 251.4
  },
  "luminance": 0.30158
}

Semantic roles & 50–950 ramp

primary

#4F99E6

secondary

#E5C9AC

accent

#750ED7

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #4F99E6

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

Preview Lab → · Contrast checker → · Palette generator →