#3B9FC7#3B9FC7

#3B9FC7 is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.2% C 0.108 H 228.5°. Best body text is #000000 at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#3B9FC7
RGB	rgb(59, 159, 199)
HSL	hsl(197, 56%, 51%)
HSV	hsv(197, 70%, 78%)
CMYK	cmyk(70.4%, 20.1%, 0%, 22%)
CIE-LAB	lab(61.52, -15.91, -28.92)
CIE-LCH	lch(61.52, 33.01, 241.19°)
OKLab	oklab(66.16% -0.0717 -0.0811)
OKLCH	oklch(66.16% 0.108 228.5)
XYZ	xyz(24.5064, 29.8468, 58.4912)
Luminance	0.2985 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9FC7 #C7633B

analogous

#3BC7A9 #3B9FC7 #3B59C7

triadic

#3B9FC7 #C73B9F #9FC73B

tetradic

#3B9FC7 #A93BC7 #C7633B #59C73B

square

#3B9FC7 #A93BC7 #C7633B #59C73B

split-complementary

#3B9FC7 #C73B59 #C7A93B

monochromatic

#1E5469 #2C7A99 #3B9FC7 #6BB6D5 #9ACEE2

Accessibility & contrast

On white

3.01

#3B9FC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.97

#3B9FC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9FC7

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9FC7	#FFFFFF	#000000	##000000
##3B9FC7	1.00	3.01	6.97	6.97
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.97	21.00	1.00	1.00
##000000	6.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9CC9

Deuteranopia (green-blind)

#778EC6

Tritanopia (blue-blind)

#00AAAC

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #3b9fc7;
/* rgb */ color: rgb(59, 159, 199);
/* oklch */ color: oklch(66.2% 0.108 228.5);

Tailwind

colors: {
  custom: {
    50: '#82bbd8',
    500: '#3b9fc7',
    950: '#000000',
  },
}

SCSS

$custom: #3b9fc7;
$custom-light: #82bbd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9fc7",
  "rgb": {
    "r": 59,
    "g": 159,
    "b": 199
  },
  "hsl": {
    "h": 197.143,
    "s": 55.556,
    "l": 50.588
  },
  "oklch": {
    "l": 0.66157,
    "c": 0.10821,
    "h": 228.5
  },
  "luminance": 0.2985
}

Semantic roles & 50–950 ramp

primary

#3B9FC7

secondary

#CEA290

accent

#7449DF

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3B9FC7

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

Preview Lab → · Contrast checker → · Palette generator →