#4F99E8#4F99E8

#4F99E8 is a light, vivid cyan. Relative luminance 0.303; OKLCH L 67.1% C 0.139 H 251.9°. Best body text is #000000 at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#4F99E8
RGB	rgb(79, 153, 232)
HSL	hsl(211, 77%, 61%)
HSV	hsv(211, 66%, 91%)
CMYK	cmyk(65.9%, 34.1%, 0%, 9%)
CIE-LAB	lab(61.88, 1.58, -46.66)
CIE-LCH	lch(61.88, 46.69, 271.93°)
OKLab	oklab(67.1% -0.0431 -0.1323)
OKLCH	oklch(67.1% 0.139 251.9)
XYZ	xyz(29.1758, 30.2680, 80.6330)
Luminance	0.3027 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F99E8 #E89E4F

analogous

#4FE6E8 #4F99E8 #514FE8

triadic

#4F99E8 #E84F99 #99E84F

tetradic

#4F99E8 #E84FE6 #E89E4F #4FE851

square

#4F99E8 #E84FE6 #E89E4F #4FE851

split-complementary

#4F99E8 #E8514F #E6E84F

monochromatic

#165CA7 #1D7ADD #4F99E8 #85B8EF #BBD8F6

Accessibility & contrast

On white

2.98

#4F99E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.05

#4F99E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F99E8

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F99E8	#FFFFFF	#000000	##000000
##4F99E8	1.00	2.98	7.05	7.05
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.05	21.00	1.00	1.00
##000000	7.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#769DEB

Deuteranopia (green-blind)

#618FE6

Tritanopia (blue-blind)

#00ABB6

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4f99e8;
/* rgb */ color: rgb(79, 153, 232);
/* oklch */ color: oklch(67.1% 0.139 251.9);

Tailwind

colors: {
  custom: {
    50: '#8fb6ef',
    500: '#4f99e8',
    950: '#000000',
  },
}

SCSS

$custom: #4f99e8;
$custom-light: #8fb6ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4f99e8",
  "rgb": {
    "r": 79,
    "g": 153,
    "b": 232
  },
  "hsl": {
    "h": 210.98,
    "s": 76.884,
    "l": 60.98
  },
  "oklch": {
    "l": 0.67104,
    "c": 0.13917,
    "h": 251.9
  },
  "luminance": 0.30271
}

Semantic roles & 50–950 ramp

primary

#4F99E8

secondary

#E6CAAD

accent

#760CD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #4F99E8

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

Preview Lab → · Contrast checker → · Palette generator →