#3B9FCD#3B9FCD

#3B9FCD is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.4% C 0.113 H 232.2°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#3B9FCD
RGB	rgb(59, 159, 205)
HSL	hsl(199, 59%, 52%)
HSV	hsv(199, 71%, 80%)
CMYK	cmyk(71.2%, 22.4%, 0%, 19.6%)
CIE-LAB	lab(61.77, -13.92, -31.90)
CIE-LCH	lch(61.77, 34.80, 246.42°)
OKLab	oklab(66.43% -0.0695 -0.0896)
OKLCH	oklch(66.43% 0.113 232.2)
XYZ	xyz(25.2168, 30.1310, 62.2326)
Luminance	0.3013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9FCD #CD693B

analogous

#3BCDB2 #3B9FCD #3B56CD

triadic

#3B9FCD #CD3B9F #9FCD3B

tetradic

#3B9FCD #B23BCD #CD693B #56CD3B

square

#3B9FCD #B23BCD #CD693B #56CD3B

split-complementary

#3B9FCD #CD3B56 #CDB23B

monochromatic

#1D5671 #297CA2 #3B9FCD #6CB7D9 #9DCFE6

Accessibility & contrast

On white

2.99

#3B9FCD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#3B9FCD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3B9FCD

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9FCD	#FFFFFF	#000000	##000000
##3B9FCD	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#889DCF

Deuteranopia (green-blind)

#748FCC

Tritanopia (blue-blind)

#00ABAE

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #3b9fcd;
/* rgb */ color: rgb(59, 159, 205);
/* oklch */ color: oklch(66.4% 0.113 232.2);

Tailwind

colors: {
  custom: {
    50: '#83bbdc',
    500: '#3b9fcd',
    950: '#000000',
  },
}

SCSS

$custom: #3b9fcd;
$custom-light: #83bbdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9fcd",
  "rgb": {
    "r": 59,
    "g": 159,
    "b": 205
  },
  "hsl": {
    "h": 198.904,
    "s": 59.35,
    "l": 51.765
  },
  "oklch": {
    "l": 0.66433,
    "c": 0.11343,
    "h": 232.2
  },
  "luminance": 0.30134
}

Semantic roles & 50–950 ramp

primary

#3B9FCD

secondary

#D2A692

accent

#7745E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3B9FCD

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

Preview Lab → · Contrast checker → · Palette generator →