#3FA9CC#3FA9CC

#3FA9CC is a light, moderate cyan. Relative luminance 0.338; OKLCH L 68.9% C 0.108 H 223.8°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#3FA9CC
RGB	rgb(63, 169, 204)
HSL	hsl(195, 58%, 52%)
HSV	hsv(195, 69%, 80%)
CMYK	cmyk(69.1%, 17.2%, 0%, 20%)
CIE-LAB	lab(64.80, -19.03, -26.65)
CIE-LCH	lch(64.80, 32.75, 234.47°)
OKLab	oklab(68.87% -0.0778 -0.0745)
OKLCH	oklch(68.87% 0.108 223.8)
XYZ	xyz(27.1325, 33.7893, 62.2071)
Luminance	0.3379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA9CC #CC623F

analogous

#3FCCA9 #3FA9CC #3F62CC

triadic

#3FA9CC #CC3FA9 #A9CC3F

tetradic

#3FA9CC #A93FCC #CC623F #62CC3F

square

#3FA9CC #A93FCC #CC623F #62CC3F

split-complementary

#3FA9CC #CC3F62 #CCA93F

monochromatic

#1E5D72 #2B85A3 #3FA9CC #6FBFD9 #A0D4E6

Accessibility & contrast

On white

2.71

#3FA9CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#3FA9CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA9CC

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA9CC	#FFFFFF	#000000	##000000
##3FA9CC	1.00	2.71	7.76	7.76
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95A5CE

Deuteranopia (green-blind)

#8297CC

Tritanopia (blue-blind)

#00B4B4

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #3fa9cc;
/* rgb */ color: rgb(63, 169, 204);
/* oklch */ color: oklch(68.9% 0.108 223.8);

Tailwind

colors: {
  custom: {
    50: '#85c2db',
    500: '#3fa9cc',
    950: '#000000',
  },
}

SCSS

$custom: #3fa9cc;
$custom-light: #85c2db;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa9cc",
  "rgb": {
    "r": 63,
    "g": 169,
    "b": 204
  },
  "hsl": {
    "h": 194.894,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.6887,
    "c": 0.10771,
    "h": 223.8
  },
  "luminance": 0.33792
}

Semantic roles & 50–950 ramp

primary

#3FA9CC

secondary

#D2A495

accent

#6D47E1

background

#F8FBFD

surface

#F0F7FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #3FA9CC

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

Preview Lab → · Contrast checker → · Palette generator →