#3F7AC1#3F7AC1

#3F7AC1 is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.4% C 0.126 H 254.4°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3F7AC1
RGB	rgb(63, 122, 193)
HSL	hsl(213, 51%, 50%)
HSV	hsv(213, 67%, 76%)
CMYK	cmyk(67.4%, 36.8%, 0%, 24.3%)
CIE-LAB	lab(50.48, 3.90, -42.80)
CIE-LCH	lch(50.48, 42.97, 275.20°)
OKLab	oklab(57.37% -0.0339 -0.1216)
OKLCH	oklch(57.37% 0.126 254.4)
XYZ	xyz(18.6316, 18.8242, 53.0933)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7AC1 #C1863F

analogous

#3FBBC1 #3F7AC1 #453FC1

triadic

#3F7AC1 #C13F7A #7AC13F

tetradic

#3F7AC1 #C13FBB #C1863F #3FC145

square

#3F7AC1 #C13FBB #C1863F #3FC145

split-complementary

#3F7AC1 #C1453F #BBC13F

monochromatic

#214065 #305D93 #3F7AC1 #6D9AD0 #9CBADF

Accessibility & contrast

On white

4.41

#3F7AC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#3F7AC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F7AC1

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7AC1	#FFFFFF	#000000	##000000
##3F7AC1	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7FC4

Deuteranopia (green-blind)

#4873C0

Tritanopia (blue-blind)

#008A94

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3f7ac1;
/* rgb */ color: rgb(63, 122, 193);
/* oklch */ color: oklch(57.4% 0.126 254.4);

Tailwind

colors: {
  custom: {
    50: '#82a0d4',
    500: '#3f7ac1',
    950: '#000000',
  },
}

SCSS

$custom: #3f7ac1;
$custom-light: #82a0d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7ac1",
  "rgb": {
    "r": 63,
    "g": 122,
    "b": 193
  },
  "hsl": {
    "h": 212.769,
    "s": 51.181,
    "l": 50.196
  },
  "oklch": {
    "l": 0.57373,
    "c": 0.12625,
    "h": 254.4
  },
  "luminance": 0.18826
}

Semantic roles & 50–950 ramp

primary

#3F7AC1

secondary

#CBB191

accent

#9A4DDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3F7AC1

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

Preview Lab → · Contrast checker → · Palette generator →