#4399CC#4399CC

#4399CC is a light, moderate cyan. Relative luminance 0.283; OKLCH L 65.2% C 0.112 H 238.0°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#4399CC
RGB	rgb(67, 153, 204)
HSL	hsl(202, 57%, 53%)
HSV	hsv(202, 67%, 80%)
CMYK	cmyk(67.2%, 25%, 0%, 20%)
CIE-LAB	lab(60.19, -9.75, -33.77)
CIE-LCH	lch(60.19, 35.15, 253.89°)
OKLab	oklab(65.23% -0.0593 -0.095)
OKLCH	oklch(65.23% 0.112 238)
XYZ	xyz(24.6008, 28.3328, 61.2873)
Luminance	0.2833 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4399CC #CC7643

analogous

#43CCBB #4399CC #4354CC

triadic

#4399CC #CC4399 #99CC43

tetradic

#4399CC #BB43CC #CC7643 #54CC43

square

#4399CC #BB43CC #CC7643 #54CC43

split-complementary

#4399CC #CC4354 #CCBB43

monochromatic

#205575 #2D78A5 #4399CC #73B3D9 #A3CDE6

Accessibility & contrast

On white

3.15

#4399CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#4399CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4399CC

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4399CC	#FFFFFF	#000000	##000000
##4399CC	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8199CE

Deuteranopia (green-blind)

#6E8BCB

Tritanopia (blue-blind)

#00A6AA

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4399cc;
/* rgb */ color: rgb(67, 153, 204);
/* oklch */ color: oklch(65.2% 0.112 238.0);

Tailwind

colors: {
  custom: {
    50: '#86b7db',
    500: '#4399cc',
    950: '#000000',
  },
}

SCSS

$custom: #4399cc;
$custom-light: #86b7db;
$custom-dark: #000000;

JSON

{
  "hex": "#4399cc",
  "rgb": {
    "r": 67,
    "g": 153,
    "b": 204
  },
  "hsl": {
    "h": 202.336,
    "s": 57.322,
    "l": 53.137
  },
  "oklch": {
    "l": 0.65229,
    "c": 0.11202,
    "h": 238
  },
  "luminance": 0.28335
}

Semantic roles & 50–950 ramp

primary

#4399CC

secondary

#D3AE98

accent

#8047E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4399CC

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

Preview Lab → · Contrast checker → · Palette generator →