#4199EA#4199EA

#4199EA is a light, vivid cyan. Relative luminance 0.298; OKLCH L 66.7% C 0.147 H 249.4°. Best body text is #000000 at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#4199EA
RGB	rgb(65, 153, 234)
HSL	hsl(209, 80%, 59%)
HSV	hsv(209, 72%, 92%)
CMYK	cmyk(72.2%, 34.6%, 0%, 8.2%)
CIE-LAB	lab(61.52, 0.20, -48.37)
CIE-LCH	lch(61.52, 48.37, 270.24°)
OKLab	oklab(66.72% -0.0516 -0.1375)
OKLCH	oklch(66.72% 0.147 249.4)
XYZ	xyz(28.4169, 29.8436, 82.0887)
Luminance	0.2985 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4199EA #EA9241

analogous

#41EAE6 #4199EA #4144EA

triadic

#4199EA #EA4199 #99EA41

tetradic

#4199EA #E641EA #EA9241 #44EA41

square

#4199EA #E641EA #EA9241 #44EA41

split-complementary

#4199EA #EA4144 #EAE641

monochromatic

#125B9F #187BD6 #4199EA #78B7F0 #AFD4F6

Accessibility & contrast

On white

3.01

#4199EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.97

#4199EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4199EA

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4199EA	#FFFFFF	#000000	##000000
##4199EA	1.00	3.01	6.97	6.97
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.97	21.00	1.00	1.00
##000000	6.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#749DED

Deuteranopia (green-blind)

#5C8DE8

Tritanopia (blue-blind)

#00ACB6

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4199ea;
/* rgb */ color: rgb(65, 153, 234);
/* oklch */ color: oklch(66.7% 0.147 249.4);

Tailwind

colors: {
  custom: {
    50: '#8ab6f1',
    500: '#4199ea',
    950: '#000000',
  },
}

SCSS

$custom: #4199ea;
$custom-light: #8ab6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4199ea",
  "rgb": {
    "r": 65,
    "g": 153,
    "b": 234
  },
  "hsl": {
    "h": 208.757,
    "s": 80.095,
    "l": 58.627
  },
  "oklch": {
    "l": 0.66719,
    "c": 0.14684,
    "h": 249.4
  },
  "luminance": 0.29847
}

Semantic roles & 50–950 ramp

primary

#4199EA

secondary

#E5C2A2

accent

#9031F7

background

#F9FBFE

surface

#F1F6FD

border

#CBD0D5

text

#0D1117

muted

#7E8085

Preview Lab

Preview with #4199EA

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

Preview Lab → · Contrast checker → · Palette generator →