#3F9EC0#3F9EC0

#3F9EC0 is a light, moderate cyan. Relative luminance 0.293; OKLCH L 65.7% C 0.101 H 225.3°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#3F9EC0
RGB	rgb(63, 158, 192)
HSL	hsl(196, 51%, 50%)
HSV	hsv(196, 67%, 75%)
CMYK	cmyk(67.2%, 17.7%, 0%, 24.7%)
CIE-LAB	lab(61.06, -17.05, -25.71)
CIE-LCH	lch(61.06, 30.85, 236.45°)
OKLab	oklab(65.72% -0.0711 -0.0718)
OKLCH	oklch(65.72% 0.101 225.3)
XYZ	xyz(23.7874, 29.3137, 54.2634)
Luminance	0.2932 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9EC0 #C0613F

analogous

#3FC0A1 #3F9EC0 #3F5EC0

triadic

#3F9EC0 #C03F9E #9EC03F

tetradic

#3F9EC0 #A13FC0 #C0613F #5EC03F

square

#3F9EC0 #A13FC0 #C0613F #5EC03F

split-complementary

#3F9EC0 #C03F5E #C0A13F

monochromatic

#215264 #307892 #3F9EC0 #6DB5CF #9BCDDE

Accessibility & contrast

On white

3.06

#3F9EC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#3F9EC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9EC0

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9EC0	#FFFFFF	#000000	##000000
##3F9EC0	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B9BC2

Deuteranopia (green-blind)

#798EC0

Tritanopia (blue-blind)

#00A8A9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3f9ec0;
/* rgb */ color: rgb(63, 158, 192);
/* oklch */ color: oklch(65.7% 0.101 225.3);

Tailwind

colors: {
  custom: {
    50: '#83bad3',
    500: '#3f9ec0',
    950: '#000000',
  },
}

SCSS

$custom: #3f9ec0;
$custom-light: #83bad3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9ec0",
  "rgb": {
    "r": 63,
    "g": 158,
    "b": 192
  },
  "hsl": {
    "h": 195.814,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.65725,
    "c": 0.10108,
    "h": 225.3
  },
  "luminance": 0.29316
}

Semantic roles & 50–950 ramp

primary

#3F9EC0

secondary

#CAA091

accent

#734EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3F9EC0

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

Preview Lab → · Contrast checker → · Palette generator →