#399FC0#399FC0

#399FC0 is a light, moderate cyan. Relative luminance 0.295; OKLCH L 65.8% C 0.104 H 223.4°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#399FC0
RGB	rgb(57, 159, 192)
HSL	hsl(195, 54%, 49%)
HSV	hsv(195, 70%, 75%)
CMYK	cmyk(70.3%, 17.2%, 0%, 24.7%)
CIE-LAB	lab(61.19, -18.48, -25.51)
CIE-LCH	lch(61.19, 31.51, 234.08°)
OKLab	oklab(65.79% -0.0753 -0.0713)
OKLCH	oklch(65.79% 0.104 223.4)
XYZ	xyz(23.5960, 29.4692, 54.3035)
Luminance	0.2947 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399FC0 #C05A39

analogous

#39C09E #399FC0 #395CC0

triadic

#399FC0 #C0399F #9FC039

tetradic

#399FC0 #9E39C0 #C05A39 #5CC039

square

#399FC0 #9E39C0 #C05A39 #5CC039

split-complementary

#399FC0 #C0395C #C09E39

monochromatic

#1D5162 #2B7891 #399FC0 #65B7D1 #94CDDF

Accessibility & contrast

On white

3.05

#399FC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#399FC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399FC0

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399FC0	#FFFFFF	#000000	##000000
##399FC0	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9BC2

Deuteranopia (green-blind)

#7A8EC0

Tritanopia (blue-blind)

#00A9AA

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #399fc0;
/* rgb */ color: rgb(57, 159, 192);
/* oklch */ color: oklch(65.8% 0.104 223.4);

Tailwind

colors: {
  custom: {
    50: '#81bbd3',
    500: '#399fc0',
    950: '#000000',
  },
}

SCSS

$custom: #399fc0;
$custom-light: #81bbd3;
$custom-dark: #000000;

JSON

{
  "hex": "#399fc0",
  "rgb": {
    "r": 57,
    "g": 159,
    "b": 192
  },
  "hsl": {
    "h": 194.667,
    "s": 54.217,
    "l": 48.824
  },
  "oklch": {
    "l": 0.65788,
    "c": 0.10374,
    "h": 223.4
  },
  "luminance": 0.29472
}

Semantic roles & 50–950 ramp

primary

#399FC0

secondary

#CB9A8A

accent

#6E4ADE

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1214

muted

#7D8182

Preview Lab

Preview with #399FC0

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

Preview Lab → · Contrast checker → · Palette generator →