#3F7CCD#3F7CCD

#3F7CCD is a mid, vivid cyan. Relative luminance 0.199; OKLCH L 58.5% C 0.140 H 256.4°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#3F7CCD
RGB	rgb(63, 124, 205)
HSL	hsl(214, 59%, 53%)
HSV	hsv(214, 69%, 80%)
CMYK	cmyk(69.3%, 39.5%, 0%, 19.6%)
CIE-LAB	lab(51.70, 6.94, -47.71)
CIE-LCH	lch(51.70, 48.22, 278.27°)
OKLab	oklab(58.53% -0.033 -0.136)
OKLCH	oklch(58.53% 0.14 256.4)
XYZ	xyz(20.2730, 19.8777, 60.5141)
Luminance	0.1988 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7CCD #CD903F

analogous

#3FC3CD #3F7CCD #493FCD

triadic

#3F7CCD #CD3F7C #7CCD3F

tetradic

#3F7CCD #CD3FC3 #CD903F #3FCD49

square

#3F7CCD #CD3FC3 #CD903F #3FCD49

split-complementary

#3F7CCD #CD493F #C3CD3F

monochromatic

#1E4374 #2B5FA4 #3F7CCD #709DDA #A0BEE6

Accessibility & contrast

On white

4.22

#3F7CCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#3F7CCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F7CCD

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7CCD	#FFFFFF	#000000	##000000
##3F7CCD	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5782D0

Deuteranopia (green-blind)

#4175CB

Tritanopia (blue-blind)

#008F9A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3f7ccd;
/* rgb */ color: rgb(63, 124, 205);
/* oklch */ color: oklch(58.5% 0.140 256.4);

Tailwind

colors: {
  custom: {
    50: '#84a1dd',
    500: '#3f7ccd',
    950: '#000000',
  },
}

SCSS

$custom: #3f7ccd;
$custom-light: #84a1dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7ccd",
  "rgb": {
    "r": 63,
    "g": 124,
    "b": 205
  },
  "hsl": {
    "h": 214.225,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.58532,
    "c": 0.13994,
    "h": 256.4
  },
  "luminance": 0.1988
}

Semantic roles & 50–950 ramp

primary

#3F7CCD

secondary

#D3B895

accent

#9F46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3F7CCD

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

Preview Lab → · Contrast checker → · Palette generator →