#3B9DCC#3B9DCC

#3B9DCC is a light, moderate cyan. Relative luminance 0.294; OKLCH L 65.9% C 0.113 H 233.2°. Best body text is #000000 at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#3B9DCC
RGB	rgb(59, 157, 204)
HSL	hsl(199, 59%, 52%)
HSV	hsv(199, 71%, 80%)
CMYK	cmyk(71.1%, 23%, 0%, 20%)
CIE-LAB	lab(61.13, -13.16, -32.32)
CIE-LCH	lch(61.13, 34.90, 247.84°)
OKLab	oklab(65.92% -0.0679 -0.0909)
OKLCH	oklch(65.92% 0.113 233.2)
XYZ	xyz(24.7554, 29.4006, 61.4852)
Luminance	0.2940 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9DCC #CC6A3B

analogous

#3BCCB2 #3B9DCC #3B55CC

triadic

#3B9DCC #CC3B9D #9DCC3B

tetradic

#3B9DCC #B23BCC #CC6A3B #55CC3B

square

#3B9DCC #B23BCC #CC6A3B #55CC3B

split-complementary

#3B9DCC #CC3B55 #CCB23B

monochromatic

#1D5570 #2A7AA0 #3B9DCC #6CB5D9 #9CCEE5

Accessibility & contrast

On white

3.05

#3B9DCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.88

#3B9DCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9DCC

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9DCC	#FFFFFF	#000000	##000000
##3B9DCC	1.00	3.05	6.88	6.88
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.88	21.00	1.00	1.00
##000000	6.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#869BCE

Deuteranopia (green-blind)

#728DCB

Tritanopia (blue-blind)

#00AAAD

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #3b9dcc;
/* rgb */ color: rgb(59, 157, 204);
/* oklch */ color: oklch(65.9% 0.113 233.2);

Tailwind

colors: {
  custom: {
    50: '#83b9db',
    500: '#3b9dcc',
    950: '#000000',
  },
}

SCSS

$custom: #3b9dcc;
$custom-light: #83b9db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9dcc",
  "rgb": {
    "r": 59,
    "g": 157,
    "b": 204
  },
  "hsl": {
    "h": 199.448,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.65915,
    "c": 0.11343,
    "h": 233.2
  },
  "luminance": 0.29403
}

Semantic roles & 50–950 ramp

primary

#3B9DCC

secondary

#D1A692

accent

#7846E2

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3B9DCC

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

Preview Lab → · Contrast checker → · Palette generator →