#4D99E6#4D99E6

#4D99E6 is a light, vivid cyan. Relative luminance 0.301; OKLCH L 66.9% C 0.137 H 250.9°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#4D99E6
RGB	rgb(77, 153, 230)
HSL	hsl(210, 75%, 60%)
HSV	hsv(210, 67%, 90%)
CMYK	cmyk(66.5%, 33.5%, 0%, 9.8%)
CIE-LAB	lab(61.72, 0.58, -45.83)
CIE-LCH	lch(61.72, 45.83, 270.72°)
OKLab	oklab(66.92% -0.045 -0.1299)
OKLCH	oklch(66.92% 0.137 250.9)
XYZ	xyz(28.7294, 30.0705, 79.1377)
Luminance	0.3007 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D99E6 #E69A4D

analogous

#4DE5E6 #4D99E6 #4D4DE6

triadic

#4D99E6 #E64D99 #99E64D

tetradic

#4D99E6 #E64DE5 #E69A4D #4DE64D

square

#4D99E6 #E64DE5 #E69A4D #4DE64D

split-complementary

#4D99E6 #E64D4D #E5E64D

monochromatic

#175CA2 #1E7AD8 #4D99E6 #83B8EE #B8D7F5

Accessibility & contrast

On white

2.99

#4D99E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.01

#4D99E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4D99E6

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D99E6	#FFFFFF	#000000	##000000
##4D99E6	1.00	2.99	7.01	7.01
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.01	21.00	1.00	1.00
##000000	7.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779DE9

Deuteranopia (green-blind)

#628EE4

Tritanopia (blue-blind)

#00ABB5

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4d99e6;
/* rgb */ color: rgb(77, 153, 230);
/* oklch */ color: oklch(66.9% 0.137 250.9);

Tailwind

colors: {
  custom: {
    50: '#8eb6ee',
    500: '#4d99e6',
    950: '#000000',
  },
}

SCSS

$custom: #4d99e6;
$custom-light: #8eb6ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4d99e6",
  "rgb": {
    "r": 77,
    "g": 153,
    "b": 230
  },
  "hsl": {
    "h": 210.196,
    "s": 75.369,
    "l": 60.196
  },
  "oklch": {
    "l": 0.66919,
    "c": 0.13749,
    "h": 250.9
  },
  "luminance": 0.30073
}

Semantic roles & 50–950 ramp

primary

#4D99E6

secondary

#E5C8AA

accent

#730ED8

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #4D99E6

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

Preview Lab → · Contrast checker → · Palette generator →