#3B9FC9#3B9FC9

#3B9FC9 is a light, moderate cyan. Relative luminance 0.299; OKLCH L 66.2% C 0.110 H 229.8°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#3B9FC9
RGB	rgb(59, 159, 201)
HSL	hsl(198, 57%, 51%)
HSV	hsv(198, 71%, 79%)
CMYK	cmyk(70.6%, 20.9%, 0%, 21.2%)
CIE-LAB	lab(61.60, -15.25, -29.92)
CIE-LCH	lch(61.60, 33.58, 242.99°)
OKLab	oklab(66.25% -0.071 -0.0839)
OKLCH	oklch(66.25% 0.11 229.8)
XYZ	xyz(24.7402, 29.9403, 59.7222)
Luminance	0.2994 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9FC9 #C9653B

analogous

#3BC9AC #3B9FC9 #3B58C9

triadic

#3B9FC9 #C93B9F #9FC93B

tetradic

#3B9FC9 #AC3BC9 #C9653B #58C93B

square

#3B9FC9 #AC3BC9 #C9653B #58C93B

split-complementary

#3B9FC9 #C93B58 #C9AC3B

monochromatic

#1E556C #2B7A9C #3B9FC9 #6BB7D6 #9BCEE3

Accessibility & contrast

On white

3.00

#3B9FC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.99

#3B9FC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9FC9

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9FC9	#FFFFFF	#000000	##000000
##3B9FC9	1.00	3.00	6.99	6.99
#FFFFFF	3.00	1.00	21.00	21.00
#000000	6.99	21.00	1.00	1.00
##000000	6.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899DCB

Deuteranopia (green-blind)

#768FC8

Tritanopia (blue-blind)

#00ABAD

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #3b9fc9;
/* rgb */ color: rgb(59, 159, 201);
/* oklch */ color: oklch(66.2% 0.110 229.8);

Tailwind

colors: {
  custom: {
    50: '#83bbd9',
    500: '#3b9fc9',
    950: '#000000',
  },
}

SCSS

$custom: #3b9fc9;
$custom-light: #83bbd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9fc9",
  "rgb": {
    "r": 59,
    "g": 159,
    "b": 201
  },
  "hsl": {
    "h": 197.746,
    "s": 56.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.66248,
    "c": 0.10991,
    "h": 229.8
  },
  "luminance": 0.29943
}

Semantic roles & 50–950 ramp

primary

#3B9FC9

secondary

#CFA390

accent

#7548E0

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3B9FC9

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

Preview Lab → · Contrast checker → · Palette generator →