#4D99E5#4D99E5

#4D99E5 is a light, vivid cyan. Relative luminance 0.300; OKLCH L 66.9% C 0.136 H 250.6°. Best body text is #000000 at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#4D99E5
RGB	rgb(77, 153, 229)
HSL	hsl(210, 75%, 60%)
HSV	hsv(210, 66%, 90%)
CMYK	cmyk(66.4%, 33.2%, 0%, 10.2%)
CIE-LAB	lab(61.67, 0.24, -45.35)
CIE-LCH	lch(61.67, 45.35, 270.30°)
OKLab	oklab(66.86% -0.0453 -0.1285)
OKLCH	oklch(66.86% 0.136 250.6)
XYZ	xyz(28.5894, 30.0144, 78.4002)
Luminance	0.3002 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D99E5 #E5994D

analogous

#4DE5E5 #4D99E5 #4D4DE5

triadic

#4D99E5 #E54D99 #99E54D

tetradic

#4D99E5 #E54DE5 #E5994D #4DE54D

square

#4D99E5 #E54DE5 #E5994D #4DE54D

split-complementary

#4D99E5 #E54D4D #E5E54D

monochromatic

#175CA0 #1F7AD6 #4D99E5 #82B8ED #B8D6F5

Accessibility & contrast

On white

3.00

#4D99E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.00

#4D99E5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4D99E5

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D99E5	#FFFFFF	#000000	##000000
##4D99E5	1.00	3.00	7.00	7.00
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.00	21.00	1.00	1.00
##000000	7.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779DE8

Deuteranopia (green-blind)

#628EE3

Tritanopia (blue-blind)

#00ABB4

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4d99e5;
/* rgb */ color: rgb(77, 153, 229);
/* oklch */ color: oklch(66.9% 0.136 250.6);

Tailwind

colors: {
  custom: {
    50: '#8eb6ed',
    500: '#4d99e5',
    950: '#000000',
  },
}

SCSS

$custom: #4d99e5;
$custom-light: #8eb6ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4d99e5",
  "rgb": {
    "r": 77,
    "g": 153,
    "b": 229
  },
  "hsl": {
    "h": 210,
    "s": 74.51,
    "l": 60
  },
  "oklch": {
    "l": 0.66865,
    "c": 0.13627,
    "h": 250.6
  },
  "luminance": 0.30017
}

Semantic roles & 50–950 ramp

primary

#4D99E5

secondary

#E4C7AA

accent

#9437F1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #4D99E5

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

Preview Lab → · Contrast checker → · Palette generator →