#3FA9DA#3FA9DA

#3FA9DA is a light, moderate cyan. Relative luminance 0.345; OKLCH L 69.5% C 0.119 H 232.3°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#3FA9DA
RGB	rgb(63, 169, 218)
HSL	hsl(199, 68%, 55%)
HSV	hsv(199, 71%, 85%)
CMYK	cmyk(71.1%, 22.5%, 0%, 14.5%)
CIE-LAB	lab(65.35, -14.48, -33.54)
CIE-LCH	lch(65.35, 36.53, 246.65°)
OKLab	oklab(69.5% -0.0727 -0.0942)
OKLCH	oklch(69.5% 0.119 232.3)
XYZ	xyz(28.8877, 34.4914, 71.4511)
Luminance	0.3449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA9DA #DA703F

analogous

#3FDABE #3FA9DA #3F5BDA

triadic

#3FA9DA #DA3FA9 #A9DA3F

tetradic

#3FA9DA #BE3FDA #DA703F #5BDA3F

square

#3FA9DA #BE3FDA #DA703F #5BDA3F

split-complementary

#3FA9DA #DA3F5B #DABE3F

monochromatic

#1A6385 #2489B8 #3FA9DA #72C0E4 #A6D7EE

Accessibility & contrast

On white

2.66

#3FA9DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#3FA9DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA9DA

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA9DA	#FFFFFF	#000000	##000000
##3FA9DA	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A7DC

Deuteranopia (green-blind)

#7C98D9

Tritanopia (blue-blind)

#00B6B9

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #3fa9da;
/* rgb */ color: rgb(63, 169, 218);
/* oklch */ color: oklch(69.5% 0.119 232.3);

Tailwind

colors: {
  custom: {
    50: '#87c2e5',
    500: '#3fa9da',
    950: '#000000',
  },
}

SCSS

$custom: #3fa9da;
$custom-light: #87c2e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa9da",
  "rgb": {
    "r": 63,
    "g": 169,
    "b": 218
  },
  "hsl": {
    "h": 198.968,
    "s": 67.686,
    "l": 55.098
  },
  "oklch": {
    "l": 0.69497,
    "c": 0.11904,
    "h": 232.3
  },
  "luminance": 0.34495
}

Semantic roles & 50–950 ramp

primary

#3FA9DA

secondary

#DBAE9A

accent

#743DEB

background

#F9FBFE

surface

#F1F7FC

border

#CBD0D5

text

#0D1215

muted

#7E8184

Preview Lab

Preview with #3FA9DA

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

Preview Lab → · Contrast checker → · Palette generator →