#3C99BE#3C99BE

#3C99BE is a light, moderate cyan. Relative luminance 0.275; OKLCH L 64.3% C 0.102 H 228.0°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#3C99BE
RGB	rgb(60, 153, 190)
HSL	hsl(197, 52%, 49%)
HSV	hsv(197, 68%, 75%)
CMYK	cmyk(68.4%, 19.5%, 0%, 25.5%)
CIE-LAB	lab(59.40, -15.47, -27.15)
CIE-LCH	lch(59.40, 31.25, 240.32°)
OKLab	oklab(64.35% -0.0684 -0.076)
OKLCH	oklch(64.35% 0.102 228)
XYZ	xyz(22.5453, 27.4583, 52.8170)
Luminance	0.2746 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C99BE #BE613C

analogous

#3CBEA2 #3C99BE #3C58BE

triadic

#3C99BE #BE3C99 #99BE3C

tetradic

#3C99BE #A23CBE #BE613C #58BE3C

square

#3C99BE #A23CBE #BE613C #58BE3C

split-complementary

#3C99BE #BE3C58 #BEA23C

monochromatic

#1F4E61 #2D748F #3C99BE #68B2CF #96CADE

Accessibility & contrast

On white

3.23

#3C99BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#3C99BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C99BE

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C99BE	#FFFFFF	#000000	##000000
##3C99BE	1.00	3.23	6.49	6.49
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8696C0

Deuteranopia (green-blind)

#7489BE

Tritanopia (blue-blind)

#00A4A5

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3c99be;
/* rgb */ color: rgb(60, 153, 190);
/* oklch */ color: oklch(64.3% 0.102 228.0);

Tailwind

colors: {
  custom: {
    50: '#81b7d1',
    500: '#3c99be',
    950: '#000000',
  },
}

SCSS

$custom: #3c99be;
$custom-light: #81b7d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c99be",
  "rgb": {
    "r": 60,
    "g": 153,
    "b": 190
  },
  "hsl": {
    "h": 197.077,
    "s": 52,
    "l": 49.02
  },
  "oklch": {
    "l": 0.64347,
    "c": 0.10224,
    "h": 228
  },
  "luminance": 0.27461
}

Semantic roles & 50–950 ramp

primary

#3C99BE

secondary

#CA9E8C

accent

#754CDB

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3C99BE

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

Preview Lab → · Contrast checker → · Palette generator →