#3C9BB1#3C9BB1

#3C9BB1 is a light, moderate cyan. Relative luminance 0.276; OKLCH L 64.3% C 0.093 H 215.9°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#3C9BB1
RGB	rgb(60, 155, 177)
HSL	hsl(191, 49%, 46%)
HSV	hsv(191, 66%, 69%)
CMYK	cmyk(66.1%, 12.4%, 0%, 30.6%)
CIE-LAB	lab(59.50, -20.71, -19.65)
CIE-LCH	lch(59.50, 28.55, 223.49°)
OKLab	oklab(64.27% -0.0755 -0.0547)
OKLCH	oklch(64.27% 0.093 215.9)
XYZ	xyz(21.5174, 27.5753, 45.7750)
Luminance	0.2758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C9BB1 #B1523C

analogous

#3CB18D #3C9BB1 #3C61B1

triadic

#3C9BB1 #B13C9B #9BB13C

tetradic

#3C9BB1 #8D3CB1 #B1523C #61B13C

square

#3C9BB1 #8D3CB1 #B1523C #61B13C

split-complementary

#3C9BB1 #B13C61 #B18D3C

monochromatic

#1D4B56 #2D7383 #3C9BB1 #61B6C9 #8FCBD9

Accessibility & contrast

On white

3.22

#3C9BB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#3C9BB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C9BB1

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C9BB1	#FFFFFF	#000000	##000000
##3C9BB1	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C96B2

Deuteranopia (green-blind)

#7B8AB1

Tritanopia (blue-blind)

#00A3A2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3c9bb1;
/* rgb */ color: rgb(60, 155, 177);
/* oklch */ color: oklch(64.3% 0.093 215.9);

Tailwind

colors: {
  custom: {
    50: '#80b8c8',
    500: '#3c9bb1',
    950: '#000000',
  },
}

SCSS

$custom: #3c9bb1;
$custom-light: #80b8c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3c9bb1",
  "rgb": {
    "r": 60,
    "g": 155,
    "b": 177
  },
  "hsl": {
    "h": 191.282,
    "s": 49.367,
    "l": 46.471
  },
  "oklch": {
    "l": 0.64268,
    "c": 0.09321,
    "h": 215.9
  },
  "luminance": 0.27578
}

Semantic roles & 50–950 ramp

primary

#3C9BB1

secondary

#C49185

accent

#694FD9

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3C9BB1

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

Preview Lab → · Contrast checker → · Palette generator →