#3B9BCC#3B9BCC

#3B9BCC is a light, moderate cyan. Relative luminance 0.287; OKLCH L 65.4% C 0.114 H 234.8°. Best body text is #000000 at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3B9BCC
RGB	rgb(59, 155, 204)
HSL	hsl(200, 59%, 52%)
HSV	hsv(200, 71%, 80%)
CMYK	cmyk(71.1%, 24%, 0%, 20%)
CIE-LAB	lab(60.54, -12.06, -33.24)
CIE-LCH	lch(60.54, 35.36, 250.06°)
OKLab	oklab(65.44% -0.0659 -0.0935)
OKLCH	oklch(65.44% 0.114 234.8)
XYZ	xyz(24.4198, 28.7294, 61.3734)
Luminance	0.2873 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9BCC #CC6C3B

analogous

#3BCCB5 #3B9BCC #3B53CC

triadic

#3B9BCC #CC3B9B #9BCC3B

tetradic

#3B9BCC #B53BCC #CC6C3B #53CC3B

square

#3B9BCC #B53BCC #CC6C3B #53CC3B

split-complementary

#3B9BCC #CC3B53 #CCB53B

monochromatic

#1D5470 #2A78A0 #3B9BCC #6CB4D9 #9CCDE5

Accessibility & contrast

On white

3.11

#3B9BCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.75

#3B9BCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9BCC

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9BCC	#FFFFFF	#000000	##000000
##3B9BCC	1.00	3.11	6.75	6.75
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.75	21.00	1.00	1.00
##000000	6.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839ACE

Deuteranopia (green-blind)

#708CCB

Tritanopia (blue-blind)

#00A8AC

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3b9bcc;
/* rgb */ color: rgb(59, 155, 204);
/* oklch */ color: oklch(65.4% 0.114 234.8);

Tailwind

colors: {
  custom: {
    50: '#83b8db',
    500: '#3b9bcc',
    950: '#000000',
  },
}

SCSS

$custom: #3b9bcc;
$custom-light: #83b8db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9bcc",
  "rgb": {
    "r": 59,
    "g": 155,
    "b": 204
  },
  "hsl": {
    "h": 200.276,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.65444,
    "c": 0.11443,
    "h": 234.8
  },
  "luminance": 0.28732
}

Semantic roles & 50–950 ramp

primary

#3B9BCC

secondary

#D1A792

accent

#7B46E2

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3B9BCC

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

Preview Lab → · Contrast checker → · Palette generator →