#3F7EC5#3F7EC5

#3F7EC5 is a mid, vivid cyan. Relative luminance 0.200; OKLCH L 58.5% C 0.127 H 253.2°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#3F7EC5
RGB	rgb(63, 126, 197)
HSL	hsl(212, 54%, 51%)
HSV	hsv(212, 68%, 77%)
CMYK	cmyk(68%, 36%, 0%, 22.7%)
CIE-LAB	lab(51.85, 2.88, -42.92)
CIE-LCH	lch(51.85, 43.02, 273.85°)
OKLab	oklab(58.51% -0.0369 -0.1219)
OKLCH	oklch(58.51% 0.127 253.2)
XYZ	xyz(19.5851, 20.0077, 55.6422)
Luminance	0.2001 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7EC5 #C5863F

analogous

#3FC1C5 #3F7EC5 #433FC5

triadic

#3F7EC5 #C53F7E #7EC53F

tetradic

#3F7EC5 #C53FC1 #C5863F #3FC543

square

#3F7EC5 #C53FC1 #C5863F #3FC543

split-complementary

#3F7EC5 #C5433F #C1C53F

monochromatic

#20436A #2E6099 #3F7EC5 #6E9ED3 #9DBDE1

Accessibility & contrast

On white

4.20

#3F7EC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#3F7EC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F7EC5

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7EC5	#FFFFFF	#000000	##000000
##3F7EC5	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E83C8

Deuteranopia (green-blind)

#4B76C4

Tritanopia (blue-blind)

#008F98

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3f7ec5;
/* rgb */ color: rgb(63, 126, 197);
/* oklch */ color: oklch(58.5% 0.127 253.2);

Tailwind

colors: {
  custom: {
    50: '#82a3d7',
    500: '#3f7ec5',
    950: '#000000',
  },
}

SCSS

$custom: #3f7ec5;
$custom-light: #82a3d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7ec5",
  "rgb": {
    "r": 63,
    "g": 126,
    "b": 197
  },
  "hsl": {
    "h": 211.791,
    "s": 53.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.58508,
    "c": 0.12739,
    "h": 253.2
  },
  "luminance": 0.2001
}

Semantic roles & 50–950 ramp

primary

#3F7EC5

secondary

#CEB292

accent

#984BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0F14

muted

#7D7E83

Preview Lab

Preview with #3F7EC5

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

Preview Lab → · Contrast checker → · Palette generator →