#3FA1C9#3FA1C9

#3FA1C9 is a light, moderate cyan. Relative luminance 0.308; OKLCH L 66.8% C 0.107 H 228.7°. Best body text is #000000 at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#3FA1C9
RGB	rgb(63, 161, 201)
HSL	hsl(197, 56%, 52%)
HSV	hsv(197, 69%, 79%)
CMYK	cmyk(68.7%, 19.9%, 0%, 21.2%)
CIE-LAB	lab(62.31, -15.75, -28.82)
CIE-LCH	lch(62.31, 32.84, 241.35°)
OKLab	oklab(66.84% -0.0708 -0.0807)
OKLCH	oklch(66.84% 0.107 228.7)
XYZ	xyz(25.3332, 30.7607, 59.8493)
Luminance	0.3076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA1C9 #C9673F

analogous

#3FC9AC #3FA1C9 #3F5CC9

triadic

#3FA1C9 #C93FA1 #A1C93F

tetradic

#3FA1C9 #AC3FC9 #C9673F #5CC93F

square

#3FA1C9 #AC3FC9 #C9673F #5CC93F

split-complementary

#3FA1C9 #C93F5C #C9AC3F

monochromatic

#1F576F #2D7D9E #3FA1C9 #6FB8D6 #9FD0E4

Accessibility & contrast

On white

2.94

#3FA1C9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.15

#3FA1C9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA1C9

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA1C9	#FFFFFF	#000000	##000000
##3FA1C9	1.00	2.94	7.15	7.15
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.15	21.00	1.00	1.00
##000000	7.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9ECB

Deuteranopia (green-blind)

#7991C8

Tritanopia (blue-blind)

#00ACAE

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #3fa1c9;
/* rgb */ color: rgb(63, 161, 201);
/* oklch */ color: oklch(66.8% 0.107 228.7);

Tailwind

colors: {
  custom: {
    50: '#84bcd9',
    500: '#3fa1c9',
    950: '#000000',
  },
}

SCSS

$custom: #3fa1c9;
$custom-light: #84bcd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa1c9",
  "rgb": {
    "r": 63,
    "g": 161,
    "b": 201
  },
  "hsl": {
    "h": 197.391,
    "s": 56.098,
    "l": 51.765
  },
  "oklch": {
    "l": 0.6684,
    "c": 0.10741,
    "h": 228.7
  },
  "luminance": 0.30764
}

Semantic roles & 50–950 ramp

primary

#3FA1C9

secondary

#D0A594

accent

#7448DF

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #3FA1C9

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

Preview Lab → · Contrast checker → · Palette generator →