#3F9DC0#3F9DC0

#3F9DC0 is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.5% C 0.101 H 226.2°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#3F9DC0
RGB	rgb(63, 157, 192)
HSL	hsl(196, 51%, 50%)
HSV	hsv(196, 67%, 75%)
CMYK	cmyk(67.2%, 18.2%, 0%, 24.7%)
CIE-LAB	lab(60.76, -16.51, -26.17)
CIE-LCH	lch(60.76, 30.94, 237.75°)
OKLab	oklab(65.49% -0.0701 -0.0732)
OKLCH	oklch(65.49% 0.101 226.2)
XYZ	xyz(23.6175, 28.9739, 54.2068)
Luminance	0.2898 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9DC0 #C0623F

analogous

#3FC0A2 #3F9DC0 #3F5DC0

triadic

#3F9DC0 #C03F9D #9DC03F

tetradic

#3F9DC0 #A23FC0 #C0623F #5DC03F

square

#3F9DC0 #A23FC0 #C0623F #5DC03F

split-complementary

#3F9DC0 #C03F5D #C0A23F

monochromatic

#215264 #307792 #3F9DC0 #6DB5CF #9BCCDE

Accessibility & contrast

On white

3.09

#3F9DC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#3F9DC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9DC0

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9DC0	#FFFFFF	#000000	##000000
##3F9DC0	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9AC2

Deuteranopia (green-blind)

#788DC0

Tritanopia (blue-blind)

#00A7A8

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3f9dc0;
/* rgb */ color: rgb(63, 157, 192);
/* oklch */ color: oklch(65.5% 0.101 226.2);

Tailwind

colors: {
  custom: {
    50: '#83bad3',
    500: '#3f9dc0',
    950: '#000000',
  },
}

SCSS

$custom: #3f9dc0;
$custom-light: #83bad3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9dc0",
  "rgb": {
    "r": 63,
    "g": 157,
    "b": 192
  },
  "hsl": {
    "h": 196.279,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.65486,
    "c": 0.10131,
    "h": 226.2
  },
  "luminance": 0.28976
}

Semantic roles & 50–950 ramp

primary

#3F9DC0

secondary

#CAA091

accent

#744EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3F9DC0

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

Preview Lab → · Contrast checker → · Palette generator →