#3F84C1#3F84C1

#3F84C1 is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.7% C 0.117 H 247.8°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#3F84C1
RGB	rgb(63, 132, 193)
HSL	hsl(208, 51%, 50%)
HSV	hsv(208, 67%, 76%)
CMYK	cmyk(67.4%, 31.6%, 0%, 24.3%)
CIE-LAB	lab(53.39, -2.09, -38.20)
CIE-LCH	lch(53.39, 38.26, 266.87°)
OKLab	oklab(59.66% -0.044 -0.1081)
OKLCH	oklch(59.66% 0.117 247.8)
XYZ	xyz(19.9232, 21.4075, 53.5238)
Luminance	0.2141 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F84C1 #C17C3F

analogous

#3FC1BD #3F84C1 #3F43C1

triadic

#3F84C1 #C13F84 #84C13F

tetradic

#3F84C1 #BD3FC1 #C17C3F #43C13F

square

#3F84C1 #BD3FC1 #C17C3F #43C13F

split-complementary

#3F84C1 #C13F43 #C1BD3F

monochromatic

#214565 #306493 #3F84C1 #6DA2D0 #9CBFDF

Accessibility & contrast

On white

3.98

#3F84C1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#3F84C1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F84C1

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F84C1	#FFFFFF	#000000	##000000
##3F84C1	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6986C4

Deuteranopia (green-blind)

#577AC0

Tritanopia (blue-blind)

#00929A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3f84c1;
/* rgb */ color: rgb(63, 132, 193);
/* oklch */ color: oklch(59.7% 0.117 247.8);

Tailwind

colors: {
  custom: {
    50: '#82a7d4',
    500: '#3f84c1',
    950: '#000000',
  },
}

SCSS

$custom: #3f84c1;
$custom-light: #82a7d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f84c1",
  "rgb": {
    "r": 63,
    "g": 132,
    "b": 193
  },
  "hsl": {
    "h": 208.154,
    "s": 51.181,
    "l": 50.196
  },
  "oklch": {
    "l": 0.59655,
    "c": 0.1167,
    "h": 247.8
  },
  "luminance": 0.2141
}

Semantic roles & 50–950 ramp

primary

#3F84C1

secondary

#CBAC91

accent

#904DDB

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #3F84C1

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

Preview Lab → · Contrast checker → · Palette generator →