#3F9CC6#3F9CC6

#3F9CC6 is a light, moderate cyan. Relative luminance 0.289; OKLCH L 65.5% C 0.107 H 231.2°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#3F9CC6
RGB	rgb(63, 156, 198)
HSL	hsl(199, 54%, 51%)
HSV	hsv(199, 68%, 78%)
CMYK	cmyk(68.2%, 21.2%, 0%, 22.4%)
CIE-LAB	lab(60.70, -14.02, -29.63)
CIE-LCH	lch(60.70, 32.77, 244.68°)
OKLab	oklab(65.52% -0.0668 -0.0831)
OKLCH	oklch(65.52% 0.107 231.2)
XYZ	xyz(24.1274, 28.9083, 57.7234)
Luminance	0.2891 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9CC6 #C6693F

analogous

#3FC6AD #3F9CC6 #3F58C6

triadic

#3F9CC6 #C63F9C #9CC63F

tetradic

#3F9CC6 #AD3FC6 #C6693F #58C63F

square

#3F9CC6 #AD3FC6 #C6693F #58C63F

split-complementary

#3F9CC6 #C63F58 #C6AD3F

monochromatic

#20536B #2E789A #3F9CC6 #6EB4D4 #9DCDE2

Accessibility & contrast

On white

3.10

#3F9CC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#3F9CC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9CC6

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9CC6	#FFFFFF	#000000	##000000
##3F9CC6	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879AC8

Deuteranopia (green-blind)

#748CC5

Tritanopia (blue-blind)

#00A7AA

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3f9cc6;
/* rgb */ color: rgb(63, 156, 198);
/* oklch */ color: oklch(65.5% 0.107 231.2);

Tailwind

colors: {
  custom: {
    50: '#84b9d7',
    500: '#3f9cc6',
    950: '#000000',
  },
}

SCSS

$custom: #3f9cc6;
$custom-light: #84b9d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9cc6",
  "rgb": {
    "r": 63,
    "g": 156,
    "b": 198
  },
  "hsl": {
    "h": 198.667,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.65519,
    "c": 0.10662,
    "h": 231.2
  },
  "luminance": 0.28911
}

Semantic roles & 50–950 ramp

primary

#3F9CC6

secondary

#CEA593

accent

#784ADE

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3F9CC6

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

Preview Lab → · Contrast checker → · Palette generator →