#3FA9D9#3FA9D9

#3FA9D9 is a light, moderate cyan. Relative luminance 0.344; OKLCH L 69.5% C 0.118 H 231.8°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#3FA9D9
RGB	rgb(63, 169, 217)
HSL	hsl(199, 67%, 55%)
HSV	hsv(199, 71%, 85%)
CMYK	cmyk(71%, 22.1%, 0%, 14.9%)
CIE-LAB	lab(65.31, -14.81, -33.05)
CIE-LCH	lch(65.31, 36.22, 245.87°)
OKLab	oklab(69.45% -0.0731 -0.0928)
OKLCH	oklch(69.45% 0.118 231.8)
XYZ	xyz(28.7572, 34.4392, 70.7640)
Luminance	0.3444 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA9D9 #D96F3F

analogous

#3FD9BC #3FA9D9 #3F5CD9

triadic

#3FA9D9 #D93FA9 #A9D93F

tetradic

#3FA9D9 #BC3FD9 #D96F3F #5CD93F

square

#3FA9D9 #BC3FD9 #D96F3F #5CD93F

split-complementary

#3FA9D9 #D93F5C #D9BC3F

monochromatic

#1A6384 #2489B7 #3FA9D9 #72C0E3 #A5D7ED

Accessibility & contrast

On white

2.66

#3FA9D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.89

#3FA9D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA9D9

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA9D9	#FFFFFF	#000000	##000000
##3FA9D9	1.00	2.66	7.89	7.89
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.89	21.00	1.00	1.00
##000000	7.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A7DB

Deuteranopia (green-blind)

#7C98D8

Tritanopia (blue-blind)

#00B6B9

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #3fa9d9;
/* rgb */ color: rgb(63, 169, 217);
/* oklch */ color: oklch(69.5% 0.118 231.8);

Tailwind

colors: {
  custom: {
    50: '#87c2e5',
    500: '#3fa9d9',
    950: '#000000',
  },
}

SCSS

$custom: #3fa9d9;
$custom-light: #87c2e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa9d9",
  "rgb": {
    "r": 63,
    "g": 169,
    "b": 217
  },
  "hsl": {
    "h": 198.701,
    "s": 66.957,
    "l": 54.902
  },
  "oklch": {
    "l": 0.69451,
    "c": 0.11815,
    "h": 231.8
  },
  "luminance": 0.34442
}

Semantic roles & 50–950 ramp

primary

#3FA9D9

secondary

#DAAE9A

accent

#743EEA

background

#F9FBFE

surface

#F1F7FC

border

#CBD0D5

text

#0D1215

muted

#7E8184

Preview Lab

Preview with #3FA9D9

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

Preview Lab → · Contrast checker → · Palette generator →