#3FA5D9#3FA5D9

#3FA5D9 is a light, vivid cyan. Relative luminance 0.330; OKLCH L 68.5% C 0.120 H 234.8°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX#3FA5D9
RGBrgb(63, 165, 217)
HSLhsl(200, 67%, 55%)
HSVhsv(200, 71%, 85%)
CMYKcmyk(71%, 24%, 0%, 14.9%)
CIE-LABlab(64.14, -12.64, -34.87)
CIE-LCHlch(64.14, 37.09, 250.08°)
OKLaboklab(68.52% -0.0692 -0.0981)
OKLCHoklch(68.52% 0.12 234.8)
XYZxyz(28.0245, 32.9736, 70.5198)
Luminance0.3298 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FA5D9 #D9733F
analogous
#3FD9C0 #3FA5D9 #3F58D9
triadic
#3FA5D9 #D93FA5 #A5D93F
tetradic
#3FA5D9 #C03FD9 #D9733F #58D93F
square
#3FA5D9 #C03FD9 #D9733F #58D93F
split-complementary
#3FA5D9 #D93F58 #D9C03F
monochromatic
#1A6084 #2485B7 #3FA5D9 #72BDE3 #A5D5ED

Accessibility & contrast

On white

2.76
#3FA5D9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.60
#3FA5D9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA5D9
7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FA5D9#FFFFFF#000000##000000
##3FA5D91.002.767.607.60
#FFFFFF2.761.0021.0021.00
#0000007.6021.001.001.00
##0000007.6021.001.001.00

Color blindness preview

Protanopia (red-blind)
#8CA4DB
Deuteranopia (green-blind)
#7795D8
Tritanopia (blue-blind)
#00B3B7
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #3fa5d9;
/* rgb */ color: rgb(63, 165, 217);
/* oklch */ color: oklch(68.5% 0.120 234.8);
Tailwind
colors: {
  custom: {
    50: '#87bfe5',
    500: '#3fa5d9',
    950: '#000000',
  },
}
SCSS
$custom: #3fa5d9;
$custom-light: #87bfe5;
$custom-dark: #000000;
JSON
{
  "hex": "#3fa5d9",
  "rgb": {
    "r": 63,
    "g": 165,
    "b": 217
  },
  "hsl": {
    "h": 200.26,
    "s": 66.957,
    "l": 54.902
  },
  "oklch": {
    "l": 0.68519,
    "c": 0.12004,
    "h": 234.8
  },
  "luminance": 0.32977
}

Semantic roles & 50–950 ramp

primary
#3FA5D9
secondary
#DAAF9A
accent
#783EEA
background
#F9FBFE
surface
#F1F7FC
border
#CBD0D5
text
#0D1215
muted
#7E8184

Preview Lab

Preview with #3FA5D9

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

Preview Lab → · Contrast checker → · Palette generator →

#3FA5D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva