#3FA9C9#3FA9C9

#3FA9C9 is a light, moderate cyan. Relative luminance 0.337; OKLCH L 68.7% C 0.106 H 221.7°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#3FA9C9
RGB	rgb(63, 169, 201)
HSL	hsl(194, 56%, 52%)
HSV	hsv(194, 69%, 79%)
CMYK	cmyk(68.7%, 15.9%, 0%, 21.2%)
CIE-LAB	lab(64.68, -19.99, -25.16)
CIE-LCH	lch(64.68, 32.14, 231.54°)
OKLab	oklab(68.74% -0.0789 -0.0703)
OKLCH	oklch(68.74% 0.106 221.7)
XYZ	xyz(26.7762, 33.6467, 60.3303)
Luminance	0.3365 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA9C9 #C95F3F

analogous

#3FC9A4 #3FA9C9 #3F64C9

triadic

#3FA9C9 #C93FA9 #A9C93F

tetradic

#3FA9C9 #A43FC9 #C95F3F #64C93F

square

#3FA9C9 #A43FC9 #C95F3F #64C93F

split-complementary

#3FA9C9 #C93F64 #C9A43F

monochromatic

#1F5C6F #2D849E #3FA9C9 #6FBED6 #9FD4E4

Accessibility & contrast

On white

2.72

#3FA9C9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#3FA9C9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA9C9

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA9C9	#FFFFFF	#000000	##000000
##3FA9C9	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96A5CB

Deuteranopia (green-blind)

#8397C9

Tritanopia (blue-blind)

#00B3B3

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #3fa9c9;
/* rgb */ color: rgb(63, 169, 201);
/* oklch */ color: oklch(68.7% 0.106 221.7);

Tailwind

colors: {
  custom: {
    50: '#85c2d9',
    500: '#3fa9c9',
    950: '#000000',
  },
}

SCSS

$custom: #3fa9c9;
$custom-light: #85c2d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa9c9",
  "rgb": {
    "r": 63,
    "g": 169,
    "b": 201
  },
  "hsl": {
    "h": 193.913,
    "s": 56.098,
    "l": 51.765
  },
  "oklch": {
    "l": 0.68741,
    "c": 0.10567,
    "h": 221.7
  },
  "luminance": 0.3365
}

Semantic roles & 50–950 ramp

primary

#3FA9C9

secondary

#D0A294

accent

#6B48DF

background

#F8FBFD

surface

#F0F7FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #3FA9C9

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

Preview Lab → · Contrast checker → · Palette generator →