#3F8CCD#3F8CCD

#3F8CCD is a light, vivid cyan. Relative luminance 0.242; OKLCH L 62.1% C 0.124 H 247.0°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#3F8CCD
RGB	rgb(63, 140, 205)
HSL	hsl(207, 59%, 53%)
HSV	hsv(207, 69%, 80%)
CMYK	cmyk(69.3%, 31.7%, 0%, 19.6%)
CIE-LAB	lab(56.31, -2.62, -40.42)
CIE-LCH	lch(56.31, 40.51, 266.29°)
OKLab	oklab(62.14% -0.0485 -0.1145)
OKLCH	oklch(62.14% 0.124 247)
XYZ	xyz(22.4433, 24.2183, 61.2376)
Luminance	0.2422 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8CCD #CD803F

analogous

#3FCDC7 #3F8CCD #3F45CD

triadic

#3F8CCD #CD3F8C #8CCD3F

tetradic

#3F8CCD #C73FCD #CD803F #45CD3F

square

#3F8CCD #C73FCD #CD803F #45CD3F

split-complementary

#3F8CCD #CD3F45 #CDC73F

monochromatic

#1E4C74 #2B6DA4 #3F8CCD #70A9DA #A0C6E6

Accessibility & contrast

On white

3.59

#3F8CCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#3F8CCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8CCD

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8CCD	#FFFFFF	#000000	##000000
##3F8CCD	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F8ED0

Deuteranopia (green-blind)

#5B81CC

Tritanopia (blue-blind)

#009CA3

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3f8ccd;
/* rgb */ color: rgb(63, 140, 205);
/* oklch */ color: oklch(62.1% 0.124 247.0);

Tailwind

colors: {
  custom: {
    50: '#84addc',
    500: '#3f8ccd',
    950: '#000000',
  },
}

SCSS

$custom: #3f8ccd;
$custom-light: #84addc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8ccd",
  "rgb": {
    "r": 63,
    "g": 140,
    "b": 205
  },
  "hsl": {
    "h": 207.465,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.62138,
    "c": 0.12432,
    "h": 247
  },
  "luminance": 0.24221
}

Semantic roles & 50–950 ramp

primary

#3F8CCD

secondary

#D3B195

accent

#8D46E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3F8CCD

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

Preview Lab → · Contrast checker → · Palette generator →