#4E99E2#4E99E2

#4E99E2 is a light, vivid cyan. Relative luminance 0.299; OKLCH L 66.7% C 0.132 H 249.9°. Best body text is #000000 at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#4E99E2
RGB	rgb(78, 153, 226)
HSL	hsl(210, 72%, 60%)
HSV	hsv(210, 65%, 89%)
CMYK	cmyk(65.5%, 32.3%, 0%, 11.4%)
CIE-LAB	lab(61.56, -0.61, -43.86)
CIE-LCH	lch(61.56, 43.86, 269.21°)
OKLab	oklab(66.74% -0.0454 -0.1241)
OKLCH	oklch(66.74% 0.132 249.9)
XYZ	xyz(28.2555, 29.8903, 76.2171)
Luminance	0.2989 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E99E2 #E2974E

analogous

#4EE2E1 #4E99E2 #4E4FE2

triadic

#4E99E2 #E24E99 #99E24E

tetradic

#4E99E2 #E14EE2 #E2974E #4FE24E

square

#4E99E2 #E14EE2 #E2974E #4FE24E

split-complementary

#4E99E2 #E24E4F #E2E14E

monochromatic

#1A5C9C #227BD1 #4E99E2 #83B7EB #B7D6F3

Accessibility & contrast

On white

3.01

#4E99E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.98

#4E99E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E99E2

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E99E2	#FFFFFF	#000000	##000000
##4E99E2	1.00	3.01	6.98	6.98
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.98	21.00	1.00	1.00
##000000	6.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#799CE5

Deuteranopia (green-blind)

#648EE1

Tritanopia (blue-blind)

#00AAB3

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4e99e2;
/* rgb */ color: rgb(78, 153, 226);
/* oklch */ color: oklch(66.7% 0.132 249.9);

Tailwind

colors: {
  custom: {
    50: '#8eb6eb',
    500: '#4e99e2',
    950: '#000000',
  },
}

SCSS

$custom: #4e99e2;
$custom-light: #8eb6eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e99e2",
  "rgb": {
    "r": 78,
    "g": 153,
    "b": 226
  },
  "hsl": {
    "h": 209.595,
    "s": 71.845,
    "l": 59.608
  },
  "oklch": {
    "l": 0.66744,
    "c": 0.1322,
    "h": 249.9
  },
  "luminance": 0.29893
}

Semantic roles & 50–950 ramp

primary

#4E99E2

secondary

#E3C6A9

accent

#9339EF

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4E99E2

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

Preview Lab → · Contrast checker → · Palette generator →