#3F84C0#3F84C0

#3F84C0 is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.6% C 0.115 H 247.4°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#3F84C0
RGB	rgb(63, 132, 192)
HSL	hsl(208, 51%, 50%)
HSV	hsv(208, 67%, 75%)
CMYK	cmyk(67.2%, 31.2%, 0%, 24.7%)
CIE-LAB	lab(53.34, -2.44, -37.71)
CIE-LCH	lch(53.34, 37.78, 266.30°)
OKLab	oklab(59.6% -0.0443 -0.1066)
OKLCH	oklch(59.6% 0.115 247.4)
XYZ	xyz(19.8120, 21.3630, 52.9383)
Luminance	0.2137 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F84C0 #C07B3F

analogous

#3FC0BB #3F84C0 #3F44C0

triadic

#3F84C0 #C03F84 #84C03F

tetradic

#3F84C0 #BB3FC0 #C07B3F #44C03F

square

#3F84C0 #BB3FC0 #C07B3F #44C03F

split-complementary

#3F84C0 #C03F44 #C0BB3F

monochromatic

#214564 #306492 #3F84C0 #6DA2CF #9BBFDE

Accessibility & contrast

On white

3.98

#3F84C0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#3F84C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F84C0

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F84C0	#FFFFFF	#000000	##000000
##3F84C0	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6986C3

Deuteranopia (green-blind)

#587ABF

Tritanopia (blue-blind)

#009299

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f84c0;
/* rgb */ color: rgb(63, 132, 192);
/* oklch */ color: oklch(59.6% 0.115 247.4);

Tailwind

colors: {
  custom: {
    50: '#82a7d3',
    500: '#3f84c0',
    950: '#000000',
  },
}

SCSS

$custom: #3f84c0;
$custom-light: #82a7d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f84c0",
  "rgb": {
    "r": 63,
    "g": 132,
    "b": 192
  },
  "hsl": {
    "h": 207.907,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.59602,
    "c": 0.11548,
    "h": 247.4
  },
  "luminance": 0.21365
}

Semantic roles & 50–950 ramp

primary

#3F84C0

secondary

#CAAB91

accent

#8F4EDA

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #3F84C0

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

Preview Lab → · Contrast checker → · Palette generator →