#3FA9D7#3FA9D7

#3FA9D7 is a light, moderate cyan. Relative luminance 0.343; OKLCH L 69.4% C 0.116 H 230.7°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#3FA9D7
RGB	rgb(63, 169, 215)
HSL	hsl(198, 66%, 55%)
HSV	hsv(198, 71%, 84%)
CMYK	cmyk(70.7%, 21.4%, 0%, 15.7%)
CIE-LAB	lab(65.23, -15.47, -32.07)
CIE-LCH	lch(65.23, 35.61, 244.26°)
OKLab	oklab(69.36% -0.0738 -0.09)
OKLCH	oklch(69.36% 0.116 230.7)
XYZ	xyz(28.4987, 34.3358, 69.4023)
Luminance	0.3434 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA9D7 #D76D3F

analogous

#3FD7B9 #3FA9D7 #3F5DD7

triadic

#3FA9D7 #D73FA9 #A9D73F

tetradic

#3FA9D7 #B93FD7 #D76D3F #5DD73F

square

#3FA9D7 #B93FD7 #D76D3F #5DD73F

split-complementary

#3FA9D7 #D73F5D #D7B93F

monochromatic

#1B6281 #2588B3 #3FA9D7 #72C0E2 #A4D6EC

Accessibility & contrast

On white

2.67

#3FA9D7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#3FA9D7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA9D7

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA9D7	#FFFFFF	#000000	##000000
##3FA9D7	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92A7D9

Deuteranopia (green-blind)

#7D98D6

Tritanopia (blue-blind)

#00B6B8

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #3fa9d7;
/* rgb */ color: rgb(63, 169, 215);
/* oklch */ color: oklch(69.4% 0.116 230.7);

Tailwind

colors: {
  custom: {
    50: '#87c2e3',
    500: '#3fa9d7',
    950: '#000000',
  },
}

SCSS

$custom: #3fa9d7;
$custom-light: #87c2e3;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa9d7",
  "rgb": {
    "r": 63,
    "g": 169,
    "b": 215
  },
  "hsl": {
    "h": 198.158,
    "s": 65.517,
    "l": 54.51
  },
  "oklch": {
    "l": 0.69359,
    "c": 0.11639,
    "h": 230.7
  },
  "luminance": 0.34339
}

Semantic roles & 50–950 ramp

primary

#3FA9D7

secondary

#D9AC99

accent

#733FE8

background

#F9FBFD

surface

#F1F7FB

border

#CBD0D4

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #3FA9D7

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

Preview Lab → · Contrast checker → · Palette generator →