#4B99E5#4B99E5

#4B99E5 is a light, vivid cyan. Relative luminance 0.299; OKLCH L 66.8% C 0.137 H 250.1°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#4B99E5
RGB	rgb(75, 153, 229)
HSL	hsl(210, 75%, 60%)
HSV	hsv(210, 67%, 90%)
CMYK	cmyk(67.2%, 33.2%, 0%, 10.2%)
CIE-LAB	lab(61.60, -0.08, -45.47)
CIE-LCH	lch(61.60, 45.47, 269.90°)
OKLab	oklab(66.79% -0.0467 -0.1289)
OKLCH	oklch(66.79% 0.137 250.1)
XYZ	xyz(28.4305, 29.9325, 78.3928)
Luminance	0.2994 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B99E5 #E5974B

analogous

#4BE5E4 #4B99E5 #4B4CE5

triadic

#4B99E5 #E54B99 #99E54B

tetradic

#4B99E5 #E44BE5 #E5974B #4CE54B

square

#4B99E5 #E44BE5 #E5974B #4CE54B

split-complementary

#4B99E5 #E54B4C #E5E44B

monochromatic

#175C9F #1F7BD4 #4B99E5 #80B7ED #B6D6F4

Accessibility & contrast

On white

3.01

#4B99E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.99

#4B99E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B99E5

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B99E5	#FFFFFF	#000000	##000000
##4B99E5	1.00	3.01	6.99	6.99
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.99	21.00	1.00	1.00
##000000	6.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779DE8

Deuteranopia (green-blind)

#628EE4

Tritanopia (blue-blind)

#00ABB4

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4b99e5;
/* rgb */ color: rgb(75, 153, 229);
/* oklch */ color: oklch(66.8% 0.137 250.1);

Tailwind

colors: {
  custom: {
    50: '#8db6ed',
    500: '#4b99e5',
    950: '#000000',
  },
}

SCSS

$custom: #4b99e5;
$custom-light: #8db6ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4b99e5",
  "rgb": {
    "r": 75,
    "g": 153,
    "b": 229
  },
  "hsl": {
    "h": 209.61,
    "s": 74.757,
    "l": 59.608
  },
  "oklch": {
    "l": 0.6679,
    "c": 0.13707,
    "h": 250.1
  },
  "luminance": 0.29935
}

Semantic roles & 50–950 ramp

primary

#4B99E5

secondary

#E4C6A8

accent

#9336F1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4B99E5

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

Preview Lab → · Contrast checker → · Palette generator →