#3C99C0#3C99C0

#3C99C0 is a light, moderate cyan. Relative luminance 0.275; OKLCH L 64.4% C 0.104 H 229.4°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#3C99C0
RGB	rgb(60, 153, 192)
HSL	hsl(198, 52%, 49%)
HSV	hsv(198, 69%, 75%)
CMYK	cmyk(68.7%, 20.3%, 0%, 24.7%)
CIE-LAB	lab(59.48, -14.82, -28.15)
CIE-LCH	lch(59.48, 31.81, 242.24°)
OKLab	oklab(64.44% -0.0676 -0.0789)
OKLCH	oklch(64.44% 0.104 229.4)
XYZ	xyz(22.7653, 27.5464, 53.9762)
Luminance	0.2755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C99C0 #C0633C

analogous

#3CC0A5 #3C99C0 #3C57C0

triadic

#3C99C0 #C03C99 #99C03C

tetradic

#3C99C0 #A53CC0 #C0633C #57C03C

square

#3C99C0 #A53CC0 #C0633C #57C03C

split-complementary

#3C99C0 #C03C57 #C0A53C

monochromatic

#1F4F63 #2D7491 #3C99C0 #69B2D0 #98CADF

Accessibility & contrast

On white

3.23

#3C99C0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#3C99C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C99C0

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C99C0	#FFFFFF	#000000	##000000
##3C99C0	1.00	3.23	6.51	6.51
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8597C2

Deuteranopia (green-blind)

#7389BF

Tritanopia (blue-blind)

#00A4A6

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3c99c0;
/* rgb */ color: rgb(60, 153, 192);
/* oklch */ color: oklch(64.4% 0.104 229.4);

Tailwind

colors: {
  custom: {
    50: '#81b7d3',
    500: '#3c99c0',
    950: '#000000',
  },
}

SCSS

$custom: #3c99c0;
$custom-light: #81b7d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3c99c0",
  "rgb": {
    "r": 60,
    "g": 153,
    "b": 192
  },
  "hsl": {
    "h": 197.727,
    "s": 52.381,
    "l": 49.412
  },
  "oklch": {
    "l": 0.64438,
    "c": 0.10392,
    "h": 229.4
  },
  "luminance": 0.27549
}

Semantic roles & 50–950 ramp

primary

#3C99C0

secondary

#CA9F8D

accent

#764CDC

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3C99C0

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

Preview Lab → · Contrast checker → · Palette generator →