#4399D0#4399D0

#4399D0 is a light, moderate cyan. Relative luminance 0.285; OKLCH L 65.4% C 0.116 H 240.0°. Best body text is #000000 at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#4399D0
RGB	rgb(67, 153, 208)
HSL	hsl(203, 60%, 54%)
HSV	hsv(203, 68%, 82%)
CMYK	cmyk(67.8%, 26.4%, 0%, 18.4%)
CIE-LAB	lab(60.36, -8.42, -35.74)
CIE-LCH	lch(60.36, 36.72, 256.75°)
OKLab	oklab(65.42% -0.058 -0.1007)
OKLCH	oklch(65.42% 0.116 240)
XYZ	xyz(25.0868, 28.5271, 63.8465)
Luminance	0.2853 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4399D0 #D07A43

analogous

#43D0C0 #4399D0 #4353D0

triadic

#4399D0 #D04399 #99D043

tetradic

#4399D0 #C043D0 #D07A43 #53D043

square

#4399D0 #C043D0 #D07A43 #53D043

split-complementary

#4399D0 #D04353 #D0C043

monochromatic

#1F567A #2B79AB #4399D0 #74B4DC #A5CEE8

Accessibility & contrast

On white

3.13

#4399D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.71

#4399D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4399D0

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4399D0	#FFFFFF	#000000	##000000
##4399D0	1.00	3.13	6.71	6.71
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.71	21.00	1.00	1.00
##000000	6.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8099D3

Deuteranopia (green-blind)

#6C8BCF

Tritanopia (blue-blind)

#00A7AC

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #4399d0;
/* rgb */ color: rgb(67, 153, 208);
/* oklch */ color: oklch(65.4% 0.116 240.0);

Tailwind

colors: {
  custom: {
    50: '#86b6de',
    500: '#4399d0',
    950: '#000000',
  },
}

SCSS

$custom: #4399d0;
$custom-light: #86b6de;
$custom-dark: #000000;

JSON

{
  "hex": "#4399d0",
  "rgb": {
    "r": 67,
    "g": 153,
    "b": 208
  },
  "hsl": {
    "h": 203.404,
    "s": 60,
    "l": 53.922
  },
  "oklch": {
    "l": 0.65424,
    "c": 0.11622,
    "h": 240
  },
  "luminance": 0.2853
}

Semantic roles & 50–950 ramp

primary

#4399D0

secondary

#D5B199

accent

#8245E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4399D0

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

Preview Lab → · Contrast checker → · Palette generator →