#3F7CC2#3F7CC2

#3F7CC2 is a mid, vivid cyan. Relative luminance 0.194; OKLCH L 57.9% C 0.126 H 253.5°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3F7CC2
RGB	rgb(63, 124, 194)
HSL	hsl(212, 52%, 50%)
HSV	hsv(212, 68%, 76%)
CMYK	cmyk(67.5%, 36.1%, 0%, 23.9%)
CIE-LAB	lab(51.11, 3.04, -42.37)
CIE-LCH	lch(51.11, 42.48, 274.10°)
OKLab	oklab(57.88% -0.0357 -0.1203)
OKLCH	oklch(57.88% 0.126 253.5)
XYZ	xyz(18.9916, 19.3652, 53.7654)
Luminance	0.1937 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7CC2 #C2853F

analogous

#3FBEC2 #3F7CC2 #433FC2

triadic

#3F7CC2 #C23F7C #7CC23F

tetradic

#3F7CC2 #C23FBE #C2853F #3FC243

square

#3F7CC2 #C23FBE #C2853F #3FC243

split-complementary

#3F7CC2 #C2433F #BEC23F

monochromatic

#204166 #2F5E95 #3F7CC2 #6D9CD1 #9CBBE0

Accessibility & contrast

On white

4.31

#3F7CC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#3F7CC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F7CC2

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7CC2	#FFFFFF	#000000	##000000
##3F7CC2	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D81C5

Deuteranopia (green-blind)

#4A74C1

Tritanopia (blue-blind)

#008C96

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3f7cc2;
/* rgb */ color: rgb(63, 124, 194);
/* oklch */ color: oklch(57.9% 0.126 253.5);

Tailwind

colors: {
  custom: {
    50: '#82a1d5',
    500: '#3f7cc2',
    950: '#000000',
  },
}

SCSS

$custom: #3f7cc2;
$custom-light: #82a1d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7cc2",
  "rgb": {
    "r": 63,
    "g": 124,
    "b": 194
  },
  "hsl": {
    "h": 212.061,
    "s": 51.779,
    "l": 50.392
  },
  "oklch": {
    "l": 0.57883,
    "c": 0.12552,
    "h": 253.5
  },
  "luminance": 0.19367
}

Semantic roles & 50–950 ramp

primary

#3F7CC2

secondary

#CCB091

accent

#994DDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3F7CC2

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

Preview Lab → · Contrast checker → · Palette generator →