#3FA7D9#3FA7D9

#3FA7D9 is a light, moderate cyan. Relative luminance 0.337; OKLCH L 69.0% C 0.119 H 233.3°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#3FA7D9
RGB	rgb(63, 167, 217)
HSL	hsl(199, 67%, 55%)
HSV	hsv(199, 71%, 85%)
CMYK	cmyk(71%, 23%, 0%, 14.9%)
CIE-LAB	lab(64.72, -13.73, -33.96)
CIE-LCH	lch(64.72, 36.63, 247.99°)
OKLab	oklab(68.99% -0.0711 -0.0955)
OKLCH	oklch(68.99% 0.119 233.3)
XYZ	xyz(28.3880, 33.7007, 70.6409)
Luminance	0.3370 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA7D9 #D9713F

analogous

#3FD9BE #3FA7D9 #3F5AD9

triadic

#3FA7D9 #D93FA7 #A7D93F

tetradic

#3FA7D9 #BE3FD9 #D9713F #5AD93F

square

#3FA7D9 #BE3FD9 #D9713F #5AD93F

split-complementary

#3FA7D9 #D93F5A #D9BE3F

monochromatic

#1A6184 #2487B7 #3FA7D9 #72BEE3 #A5D6ED

Accessibility & contrast

On white

2.71

#3FA7D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.74

#3FA7D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA7D9

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA7D9	#FFFFFF	#000000	##000000
##3FA7D9	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8EA5DB

Deuteranopia (green-blind)

#7996D8

Tritanopia (blue-blind)

#00B4B8

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #3fa7d9;
/* rgb */ color: rgb(63, 167, 217);
/* oklch */ color: oklch(69.0% 0.119 233.3);

Tailwind

colors: {
  custom: {
    50: '#87c1e5',
    500: '#3fa7d9',
    950: '#000000',
  },
}

SCSS

$custom: #3fa7d9;
$custom-light: #87c1e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa7d9",
  "rgb": {
    "r": 63,
    "g": 167,
    "b": 217
  },
  "hsl": {
    "h": 199.481,
    "s": 66.957,
    "l": 54.902
  },
  "oklch": {
    "l": 0.68985,
    "c": 0.11905,
    "h": 233.3
  },
  "luminance": 0.33704
}

Semantic roles & 50–950 ramp

primary

#3FA7D9

secondary

#DAAF9A

accent

#763EEA

background

#F9FBFE

surface

#F1F7FC

border

#CBD0D5

text

#0D1215

muted

#7E8184

Preview Lab

Preview with #3FA7D9

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

Preview Lab → · Contrast checker → · Palette generator →