#3F84CD#3F84CD

#3F84CD is a mid, vivid cyan. Relative luminance 0.220; OKLCH L 60.3% C 0.132 H 252.0°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#3F84CD
RGB	rgb(63, 132, 205)
HSL	hsl(211, 59%, 53%)
HSV	hsv(211, 69%, 80%)
CMYK	cmyk(69.3%, 35.6%, 0%, 19.6%)
CIE-LAB	lab(53.99, 2.10, -44.08)
CIE-LCH	lch(53.99, 44.13, 272.73°)
OKLab	oklab(60.32% -0.0407 -0.1252)
OKLCH	oklch(60.32% 0.132 252)
XYZ	xyz(21.3165, 21.9648, 60.8620)
Luminance	0.2197 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F84CD #CD883F

analogous

#3FCBCD #3F84CD #413FCD

triadic

#3F84CD #CD3F84 #84CD3F

tetradic

#3F84CD #CD3FCB #CD883F #3FCD41

square

#3F84CD #CD3FCB #CD883F #3FCD41

split-complementary

#3F84CD #CD413F #CBCD3F

monochromatic

#1E4874 #2B66A4 #3F84CD #70A3DA #A0C2E6

Accessibility & contrast

On white

3.89

#3F84CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#3F84CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F84CD

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F84CD	#FFFFFF	#000000	##000000
##3F84CD	1.00	3.89	5.39	5.39
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6388D0

Deuteranopia (green-blind)

#4F7BCC

Tritanopia (blue-blind)

#00959F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3f84cd;
/* rgb */ color: rgb(63, 132, 205);
/* oklch */ color: oklch(60.3% 0.132 252.0);

Tailwind

colors: {
  custom: {
    50: '#84a7dc',
    500: '#3f84cd',
    950: '#000000',
  },
}

SCSS

$custom: #3f84cd;
$custom-light: #84a7dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f84cd",
  "rgb": {
    "r": 63,
    "g": 132,
    "b": 205
  },
  "hsl": {
    "h": 210.845,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.6032,
    "c": 0.13168,
    "h": 252
  },
  "luminance": 0.21967
}

Semantic roles & 50–950 ramp

primary

#3F84CD

secondary

#D3B595

accent

#9646E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3F84CD

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

Preview Lab → · Contrast checker → · Palette generator →