#3B9BC9#3B9BC9

#3B9BC9 is a light, moderate cyan. Relative luminance 0.286; OKLCH L 65.3% C 0.112 H 233.1°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#3B9BC9
RGB	rgb(59, 155, 201)
HSL	hsl(199, 57%, 51%)
HSV	hsv(199, 71%, 79%)
CMYK	cmyk(70.6%, 22.9%, 0%, 21.2%)
CIE-LAB	lab(60.42, -13.07, -31.76)
CIE-LCH	lch(60.42, 34.34, 247.63°)
OKLab	oklab(65.3% -0.067 -0.0892)
OKLCH	oklch(65.3% 0.112 233.1)
XYZ	xyz(24.0634, 28.5868, 59.4966)
Luminance	0.2859 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9BC9 #C9693B

analogous

#3BC9B0 #3B9BC9 #3B54C9

triadic

#3B9BC9 #C93B9B #9BC93B

tetradic

#3B9BC9 #B03BC9 #C9693B #54C93B

square

#3B9BC9 #B03BC9 #C9693B #54C93B

split-complementary

#3B9BC9 #C93B54 #C9B03B

monochromatic

#1E536C #2B779C #3B9BC9 #6BB3D6 #9BCCE3

Accessibility & contrast

On white

3.13

#3B9BC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#3B9BC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9BC9

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9BC9	#FFFFFF	#000000	##000000
##3B9BC9	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8499CB

Deuteranopia (green-blind)

#718CC8

Tritanopia (blue-blind)

#00A7AA

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3b9bc9;
/* rgb */ color: rgb(59, 155, 201);
/* oklch */ color: oklch(65.3% 0.112 233.1);

Tailwind

colors: {
  custom: {
    50: '#82b8d9',
    500: '#3b9bc9',
    950: '#000000',
  },
}

SCSS

$custom: #3b9bc9;
$custom-light: #82b8d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9bc9",
  "rgb": {
    "r": 59,
    "g": 155,
    "b": 201
  },
  "hsl": {
    "h": 199.437,
    "s": 56.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.65301,
    "c": 0.11159,
    "h": 233.1
  },
  "luminance": 0.2859
}

Semantic roles & 50–950 ramp

primary

#3B9BC9

secondary

#CFA590

accent

#7948E0

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3B9BC9

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

Preview Lab → · Contrast checker → · Palette generator →