#3C99B7#3C99B7

#3C99B7 is a light, moderate cyan. Relative luminance 0.272; OKLCH L 64.0% C 0.097 H 222.9°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#3C99B7
RGB	rgb(60, 153, 183)
HSL	hsl(195, 51%, 48%)
HSV	hsv(195, 67%, 72%)
CMYK	cmyk(67.2%, 16.4%, 0%, 28.2%)
CIE-LAB	lab(59.12, -17.75, -23.62)
CIE-LCH	lch(59.12, 29.55, 233.09°)
OKLab	oklab(64.04% -0.071 -0.0659)
OKLCH	oklch(64.04% 0.097 222.9)
XYZ	xyz(21.7985, 27.1596, 48.8841)
Luminance	0.2716 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C99B7 #B75A3C

analogous

#3CB797 #3C99B7 #3C5CB7

triadic

#3C99B7 #B73C99 #99B73C

tetradic

#3C99B7 #973CB7 #B75A3C #5CB73C

square

#3C99B7 #973CB7 #B75A3C #5CB73C

split-complementary

#3C99B7 #B73C5C #B7973C

monochromatic

#1E4C5B #2D7289 #3C99B7 #64B3CC #92C9DB

Accessibility & contrast

On white

3.26

#3C99B7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#3C99B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C99B7

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C99B7	#FFFFFF	#000000	##000000
##3C99B7	1.00	3.26	6.43	6.43
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8895B9

Deuteranopia (green-blind)

#7689B7

Tritanopia (blue-blind)

#00A2A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3c99b7;
/* rgb */ color: rgb(60, 153, 183);
/* oklch */ color: oklch(64.0% 0.097 222.9);

Tailwind

colors: {
  custom: {
    50: '#80b7cc',
    500: '#3c99b7',
    950: '#000000',
  },
}

SCSS

$custom: #3c99b7;
$custom-light: #80b7cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3c99b7",
  "rgb": {
    "r": 60,
    "g": 153,
    "b": 183
  },
  "hsl": {
    "h": 194.634,
    "s": 50.617,
    "l": 47.647
  },
  "oklch": {
    "l": 0.64037,
    "c": 0.09691,
    "h": 222.9
  },
  "luminance": 0.27162
}

Semantic roles & 50–950 ramp

primary

#3C99B7

secondary

#C69888

accent

#704EDA

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3C99B7

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

Preview Lab → · Contrast checker → · Palette generator →