#3C9BBB#3C9BBB

#3C9BBB is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.7% C 0.099 H 224.0°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#3C9BBB
RGB	rgb(60, 155, 187)
HSL	hsl(195, 51%, 48%)
HSV	hsv(195, 68%, 73%)
CMYK	cmyk(67.9%, 17.1%, 0%, 26.7%)
CIE-LAB	lab(59.88, -17.53, -24.72)
CIE-LCH	lch(59.88, 30.30, 234.66°)
OKLab	oklab(64.69% -0.0716 -0.0691)
OKLCH	oklch(64.69% 0.099 224)
XYZ	xyz(22.5508, 27.9887, 51.2180)
Luminance	0.2799 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C9BBB #BB5C3C

analogous

#3CBB9B #3C9BBB #3C5BBB

triadic

#3C9BBB #BB3C9B #9BBB3C

tetradic

#3C9BBB #9B3CBB #BB5C3C #5BBB3C

square

#3C9BBB #9B3CBB #BB5C3C #5BBB3C

split-complementary

#3C9BBB #BB3C5B #BB9B3C

monochromatic

#1E4E5E #2D758D #3C9BBB #66B4CE #95CBDD

Accessibility & contrast

On white

3.18

#3C9BBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#3C9BBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C9BBB

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C9BBB	#FFFFFF	#000000	##000000
##3C9BBB	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8998BD

Deuteranopia (green-blind)

#778BBB

Tritanopia (blue-blind)

#00A5A5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3c9bbb;
/* rgb */ color: rgb(60, 155, 187);
/* oklch */ color: oklch(64.7% 0.099 224.0);

Tailwind

colors: {
  custom: {
    50: '#81b8cf',
    500: '#3c9bbb',
    950: '#000000',
  },
}

SCSS

$custom: #3c9bbb;
$custom-light: #81b8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c9bbb",
  "rgb": {
    "r": 60,
    "g": 155,
    "b": 187
  },
  "hsl": {
    "h": 195.118,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.64694,
    "c": 0.09945,
    "h": 224
  },
  "luminance": 0.27991
}

Semantic roles & 50–950 ramp

primary

#3C9BBB

secondary

#C89A8B

accent

#714DDB

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3C9BBB

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

Preview Lab → · Contrast checker → · Palette generator →