#3FA5C6#3FA5C6

#3FA5C6 is a light, moderate cyan. Relative luminance 0.320; OKLCH L 67.7% C 0.104 H 223.1°. Best body text is #000000 at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#3FA5C6
RGB	rgb(63, 165, 198)
HSL	hsl(195, 54%, 51%)
HSV	hsv(195, 68%, 78%)
CMYK	cmyk(68.2%, 16.7%, 0%, 22.4%)
CIE-LAB	lab(63.38, -18.85, -25.50)
CIE-LCH	lch(63.38, 31.71, 233.53°)
OKLab	oklab(67.66% -0.076 -0.0712)
OKLCH	oklch(67.66% 0.104 223.1)
XYZ	xyz(25.6939, 32.0414, 58.2456)
Luminance	0.3204 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA5C6 #C6603F

analogous

#3FC6A3 #3FA5C6 #3F61C6

triadic

#3FA5C6 #C63FA5 #A5C63F

tetradic

#3FA5C6 #A33FC6 #C6603F #61C63F

square

#3FA5C6 #A33FC6 #C6603F #61C63F

split-complementary

#3FA5C6 #C63F61 #C6A33F

monochromatic

#20596B #2E809A #3FA5C6 #6EBBD4 #9DD1E2

Accessibility & contrast

On white

2.83

#3FA5C6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.41

#3FA5C6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA5C6

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA5C6	#FFFFFF	#000000	##000000
##3FA5C6	1.00	2.83	7.41	7.41
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.41	21.00	1.00	1.00
##000000	7.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92A1C8

Deuteranopia (green-blind)

#7F93C6

Tritanopia (blue-blind)

#00AFB0

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #3fa5c6;
/* rgb */ color: rgb(63, 165, 198);
/* oklch */ color: oklch(67.7% 0.104 223.1);

Tailwind

colors: {
  custom: {
    50: '#84bfd7',
    500: '#3fa5c6',
    950: '#000000',
  },
}

SCSS

$custom: #3fa5c6;
$custom-light: #84bfd7;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa5c6",
  "rgb": {
    "r": 63,
    "g": 165,
    "b": 198
  },
  "hsl": {
    "h": 194.667,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.67658,
    "c": 0.10416,
    "h": 223.1
  },
  "luminance": 0.32044
}

Semantic roles & 50–950 ramp

primary

#3FA5C6

secondary

#CEA193

accent

#6E4ADE

background

#F8FBFD

surface

#F0F7FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #3FA5C6

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

Preview Lab → · Contrast checker → · Palette generator →