#3F7FC2#3F7FC2

#3F7FC2 is a mid, vivid cyan. Relative luminance 0.201; OKLCH L 58.6% C 0.123 H 251.6°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#3F7FC2
RGB	rgb(63, 127, 194)
HSL	hsl(211, 52%, 50%)
HSV	hsv(211, 68%, 76%)
CMYK	cmyk(67.5%, 34.5%, 0%, 23.9%)
CIE-LAB	lab(51.98, 1.23, -40.99)
CIE-LCH	lch(51.98, 41.01, 271.72°)
OKLab	oklab(58.56% -0.0387 -0.1163)
OKLCH	oklch(58.56% 0.123 251.6)
XYZ	xyz(19.3733, 20.1285, 53.8927)
Luminance	0.2013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7FC2 #C2823F

analogous

#3FC1C2 #3F7FC2 #403FC2

triadic

#3F7FC2 #C23F7F #7FC23F

tetradic

#3F7FC2 #C23FC1 #C2823F #3FC240

square

#3F7FC2 #C23FC1 #C2823F #3FC240

split-complementary

#3F7FC2 #C2403F #C1C23F

monochromatic

#204366 #2F6195 #3F7FC2 #6D9ED1 #9CBDE0

Accessibility & contrast

On white

4.18

#3F7FC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#3F7FC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F7FC2

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7FC2	#FFFFFF	#000000	##000000
##3F7FC2	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6183C5

Deuteranopia (green-blind)

#4F76C1

Tritanopia (blue-blind)

#008F97

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3f7fc2;
/* rgb */ color: rgb(63, 127, 194);
/* oklch */ color: oklch(58.6% 0.123 251.6);

Tailwind

colors: {
  custom: {
    50: '#82a3d5',
    500: '#3f7fc2',
    950: '#000000',
  },
}

SCSS

$custom: #3f7fc2;
$custom-light: #82a3d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7fc2",
  "rgb": {
    "r": 63,
    "g": 127,
    "b": 194
  },
  "hsl": {
    "h": 210.687,
    "s": 51.779,
    "l": 50.392
  },
  "oklch": {
    "l": 0.58564,
    "c": 0.12255,
    "h": 251.6
  },
  "luminance": 0.20131
}

Semantic roles & 50–950 ramp

primary

#3F7FC2

secondary

#CCAF91

accent

#964DDB

background

#F8FAFD

surface

#F0F3FA

border

#CBCDD3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #3F7FC2

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

Preview Lab → · Contrast checker → · Palette generator →