#3F9AC7#3F9AC7

#3F9AC7 is a light, moderate cyan. Relative luminance 0.283; OKLCH L 65.1% C 0.108 H 233.5°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#3F9AC7
RGB	rgb(63, 154, 199)
HSL	hsl(200, 55%, 51%)
HSV	hsv(200, 68%, 78%)
CMYK	cmyk(68.3%, 22.6%, 0%, 22%)
CIE-LAB	lab(60.15, -12.59, -31.04)
CIE-LCH	lch(60.15, 33.50, 247.92°)
OKLab	oklab(65.09% -0.0644 -0.0872)
OKLCH	oklch(65.09% 0.108 233.5)
XYZ	xyz(23.9102, 28.2889, 58.2219)
Luminance	0.2829 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9AC7 #C76C3F

analogous

#3FC7B0 #3F9AC7 #3F56C7

triadic

#3F9AC7 #C73F9A #9AC73F

tetradic

#3F9AC7 #B03FC7 #C76C3F #56C73F

square

#3F9AC7 #B03FC7 #C76C3F #56C73F

split-complementary

#3F9AC7 #C73F56 #C7B03F

monochromatic

#20536C #2D779B #3F9AC7 #6EB3D5 #9ECCE3

Accessibility & contrast

On white

3.15

#3F9AC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#3F9AC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9AC7

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9AC7	#FFFFFF	#000000	##000000
##3F9AC7	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8499C9

Deuteranopia (green-blind)

#718BC6

Tritanopia (blue-blind)

#00A6A9

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3f9ac7;
/* rgb */ color: rgb(63, 154, 199);
/* oklch */ color: oklch(65.1% 0.108 233.5);

Tailwind

colors: {
  custom: {
    50: '#84b7d8',
    500: '#3f9ac7',
    950: '#000000',
  },
}

SCSS

$custom: #3f9ac7;
$custom-light: #84b7d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9ac7",
  "rgb": {
    "r": 63,
    "g": 154,
    "b": 199
  },
  "hsl": {
    "h": 199.853,
    "s": 54.839,
    "l": 51.373
  },
  "oklch": {
    "l": 0.65093,
    "c": 0.1084,
    "h": 233.5
  },
  "luminance": 0.28291
}

Semantic roles & 50–950 ramp

primary

#3F9AC7

secondary

#CFA793

accent

#7B4ADE

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3F9AC7

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

Preview Lab → · Contrast checker → · Palette generator →