#4D99E8#4D99E8

#4D99E8 is a light, vivid cyan. Relative luminance 0.302; OKLCH L 67.0% C 0.140 H 251.5°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#4D99E8
RGB	rgb(77, 153, 232)
HSL	hsl(211, 77%, 61%)
HSV	hsv(211, 67%, 91%)
CMYK	cmyk(66.8%, 34.1%, 0%, 9%)
CIE-LAB	lab(61.81, 1.26, -46.78)
CIE-LCH	lch(61.81, 46.80, 271.54°)
OKLab	oklab(67.03% -0.0445 -0.1327)
OKLCH	oklch(67.03% 0.14 251.5)
XYZ	xyz(29.0119, 30.1834, 80.6253)
Luminance	0.3019 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D99E8 #E89C4D

analogous

#4DE6E8 #4D99E8 #4F4DE8

triadic

#4D99E8 #E84D99 #99E84D

tetradic

#4D99E8 #E84DE6 #E89C4D #4DE84F

square

#4D99E8 #E84DE6 #E89C4D #4DE84F

split-complementary

#4D99E8 #E84F4D #E6E84D

monochromatic

#155CA5 #1C7ADB #4D99E8 #83B8EF #B9D7F6

Accessibility & contrast

On white

2.98

#4D99E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#4D99E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4D99E8

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D99E8	#FFFFFF	#000000	##000000
##4D99E8	1.00	2.98	7.04	7.04
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#769DEB

Deuteranopia (green-blind)

#608FE6

Tritanopia (blue-blind)

#00ABB6

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4d99e8;
/* rgb */ color: rgb(77, 153, 232);
/* oklch */ color: oklch(67.0% 0.140 251.5);

Tailwind

colors: {
  custom: {
    50: '#8eb6ef',
    500: '#4d99e8',
    950: '#000000',
  },
}

SCSS

$custom: #4d99e8;
$custom-light: #8eb6ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4d99e8",
  "rgb": {
    "r": 77,
    "g": 153,
    "b": 232
  },
  "hsl": {
    "h": 210.581,
    "s": 77.114,
    "l": 60.588
  },
  "oklch": {
    "l": 0.67027,
    "c": 0.13995,
    "h": 251.5
  },
  "luminance": 0.30186
}

Semantic roles & 50–950 ramp

primary

#4D99E8

secondary

#E6C9AB

accent

#750CD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #4D99E8

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

Preview Lab → · Contrast checker → · Palette generator →