#3F8CD2#3F8CD2

#3F8CD2 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.4% C 0.130 H 248.8°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#3F8CD2
RGB	rgb(63, 140, 210)
HSL	hsl(209, 62%, 54%)
HSV	hsv(209, 70%, 82%)
CMYK	cmyk(70%, 33.3%, 0%, 17.6%)
CIE-LAB	lab(56.55, -0.88, -42.86)
CIE-LCH	lch(56.55, 42.87, 268.83°)
OKLab	oklab(62.41% -0.0471 -0.1216)
OKLCH	oklch(62.41% 0.13 248.8)
XYZ	xyz(23.0565, 24.4636, 64.4671)
Luminance	0.2447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8CD2 #D2853F

analogous

#3FD2CE #3F8CD2 #3F42D2

triadic

#3F8CD2 #D23F8C #8CD23F

tetradic

#3F8CD2 #CE3FD2 #D2853F #42D23F

square

#3F8CD2 #CE3FD2 #D2853F #42D23F

split-complementary

#3F8CD2 #D23F42 #D2CE3F

monochromatic

#1D4E7A #286DAC #3F8CD2 #71AADE #A2C7E9

Accessibility & contrast

On white

3.56

#3F8CD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#3F8CD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8CD2

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8CD2	#FFFFFF	#000000	##000000
##3F8CD2	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8FD5

Deuteranopia (green-blind)

#5881D1

Tritanopia (blue-blind)

#009DA5

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3f8cd2;
/* rgb */ color: rgb(63, 140, 210);
/* oklch */ color: oklch(62.4% 0.130 248.8);

Tailwind

colors: {
  custom: {
    50: '#85ade0',
    500: '#3f8cd2',
    950: '#000000',
  },
}

SCSS

$custom: #3f8cd2;
$custom-light: #85ade0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8cd2",
  "rgb": {
    "r": 63,
    "g": 140,
    "b": 210
  },
  "hsl": {
    "h": 208.571,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.62409,
    "c": 0.13037,
    "h": 248.8
  },
  "luminance": 0.24466
}

Semantic roles & 50–950 ramp

primary

#3F8CD2

secondary

#D6B597

accent

#9043E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3F8CD2

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

Preview Lab → · Contrast checker → · Palette generator →