#4299D2#4299D2

#4299D2 is a light, moderate cyan. Relative luminance 0.286; OKLCH L 65.5% C 0.119 H 240.8°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#4299D2
RGB	rgb(66, 153, 210)
HSL	hsl(204, 62%, 54%)
HSV	hsv(204, 69%, 82%)
CMYK	cmyk(68.6%, 27.1%, 0%, 17.6%)
CIE-LAB	lab(60.42, -7.90, -36.77)
CIE-LCH	lch(60.42, 37.61, 257.88°)
OKLab	oklab(65.49% -0.058 -0.1037)
OKLCH	oklch(65.49% 0.119 240.8)
XYZ	xyz(25.2664, 28.5911, 65.1473)
Luminance	0.2859 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4299D2 #D27B42

analogous

#42D2C3 #4299D2 #4251D2

triadic

#4299D2 #D24299 #99D242

tetradic

#4299D2 #C342D2 #D27B42 #51D242

square

#4299D2 #C342D2 #D27B42 #51D242

split-complementary

#4299D2 #D24251 #D2C342

monochromatic

#1E577C #2979AD #4299D2 #73B4DE #A5CEEA

Accessibility & contrast

On white

3.13

#4299D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#4299D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4299D2

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4299D2	#FFFFFF	#000000	##000000
##4299D2	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F99D5

Deuteranopia (green-blind)

#6B8BD1

Tritanopia (blue-blind)

#00A7AD

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #4299d2;
/* rgb */ color: rgb(66, 153, 210);
/* oklch */ color: oklch(65.5% 0.119 240.8);

Tailwind

colors: {
  custom: {
    50: '#86b6e0',
    500: '#4299d2',
    950: '#000000',
  },
}

SCSS

$custom: #4299d2;
$custom-light: #86b6e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4299d2",
  "rgb": {
    "r": 66,
    "g": 153,
    "b": 210
  },
  "hsl": {
    "h": 203.75,
    "s": 61.538,
    "l": 54.118
  },
  "oklch": {
    "l": 0.6549,
    "c": 0.11881,
    "h": 240.8
  },
  "luminance": 0.28594
}

Semantic roles & 50–950 ramp

primary

#4299D2

secondary

#D7B299

accent

#8343E5

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4299D2

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

Preview Lab → · Contrast checker → · Palette generator →