#3F9DCE#3F9DCE

#3F9DCE is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.1% C 0.114 H 235.1°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#3F9DCE
RGB	rgb(63, 157, 206)
HSL	hsl(201, 59%, 53%)
HSV	hsv(201, 69%, 81%)
CMYK	cmyk(69.4%, 23.8%, 0%, 19.2%)
CIE-LAB	lab(61.33, -11.92, -33.13)
CIE-LCH	lch(61.33, 35.21, 250.21°)
OKLab	oklab(66.13% -0.065 -0.0931)
OKLCH	oklch(66.13% 0.114 235.1)
XYZ	xyz(25.2431, 29.6241, 62.7682)
Luminance	0.2963 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9DCE #CE703F

analogous

#3FCEB7 #3F9DCE #3F56CE

triadic

#3F9DCE #CE3F9D #9DCE3F

tetradic

#3F9DCE #B73FCE #CE703F #56CE3F

square

#3F9DCE #B73FCE #CE703F #56CE3F

split-complementary

#3F9DCE #CE3F56 #CEB73F

monochromatic

#1E5775 #2A7BA6 #3F9DCE #70B6DA #A1CFE7

Accessibility & contrast

On white

3.03

#3F9DCE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.93

#3F9DCE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9DCE

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9DCE	#FFFFFF	#000000	##000000
##3F9DCE	1.00	3.03	6.93	6.93
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.93	21.00	1.00	1.00
##000000	6.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859CD0

Deuteranopia (green-blind)

#728ECD

Tritanopia (blue-blind)

#00AAAE

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #3f9dce;
/* rgb */ color: rgb(63, 157, 206);
/* oklch */ color: oklch(66.1% 0.114 235.1);

Tailwind

colors: {
  custom: {
    50: '#85b9dd',
    500: '#3f9dce',
    950: '#000000',
  },
}

SCSS

$custom: #3f9dce;
$custom-light: #85b9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9dce",
  "rgb": {
    "r": 63,
    "g": 157,
    "b": 206
  },
  "hsl": {
    "h": 200.559,
    "s": 59.336,
    "l": 52.745
  },
  "oklch": {
    "l": 0.66129,
    "c": 0.11362,
    "h": 235.1
  },
  "luminance": 0.29627
}

Semantic roles & 50–950 ramp

primary

#3F9DCE

secondary

#D3AB95

accent

#7B45E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3F9DCE

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

Preview Lab → · Contrast checker → · Palette generator →