#3F9CCE#3F9CCE

#3F9CCE is a light, moderate cyan. Relative luminance 0.293; OKLCH L 65.9% C 0.114 H 235.9°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#3F9CCE
RGB	rgb(63, 156, 206)
HSL	hsl(201, 59%, 53%)
HSV	hsv(201, 69%, 81%)
CMYK	cmyk(69.4%, 24.3%, 0%, 19.2%)
CIE-LAB	lab(61.03, -11.37, -33.59)
CIE-LCH	lch(61.03, 35.46, 251.30°)
OKLab	oklab(65.9% -0.064 -0.0945)
OKLCH	oklch(65.9% 0.114 235.9)
XYZ	xyz(25.0746, 29.2872, 62.7121)
Luminance	0.2929 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9CCE #CE713F

analogous

#3FCEB8 #3F9CCE #3F54CE

triadic

#3F9CCE #CE3F9C #9CCE3F

tetradic

#3F9CCE #B83FCE #CE713F #54CE3F

square

#3F9CCE #B83FCE #CE713F #54CE3F

split-complementary

#3F9CCE #CE3F54 #CEB83F

monochromatic

#1E5675 #2A7AA6 #3F9CCE #70B5DA #A1CEE7

Accessibility & contrast

On white

3.06

#3F9CCE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#3F9CCE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9CCE

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9CCE	#FFFFFF	#000000	##000000
##3F9CCE	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)

#849BD0

Deuteranopia (green-blind)

#718DCD

Tritanopia (blue-blind)

#00A9AD

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3f9cce;
/* rgb */ color: rgb(63, 156, 206);
/* oklch */ color: oklch(65.9% 0.114 235.9);

Tailwind

colors: {
  custom: {
    50: '#85b9dd',
    500: '#3f9cce',
    950: '#000000',
  },
}

SCSS

$custom: #3f9cce;
$custom-light: #85b9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9cce",
  "rgb": {
    "r": 63,
    "g": 156,
    "b": 206
  },
  "hsl": {
    "h": 200.979,
    "s": 59.336,
    "l": 52.745
  },
  "oklch": {
    "l": 0.65895,
    "c": 0.11414,
    "h": 235.9
  },
  "luminance": 0.2929
}

Semantic roles & 50–950 ramp

primary

#3F9CCE

secondary

#D3AB95

accent

#7C45E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3F9CCE

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

Preview Lab → · Contrast checker → · Palette generator →