#3F9CCD#3F9CCD

#3F9CCD is a light, moderate cyan. Relative luminance 0.292; OKLCH L 65.8% C 0.113 H 235.3°. Best body text is #000000 at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3F9CCD
RGB	rgb(63, 156, 205)
HSL	hsl(201, 59%, 53%)
HSV	hsv(201, 69%, 80%)
CMYK	cmyk(69.3%, 23.9%, 0%, 19.6%)
CIE-LAB	lab(60.99, -11.70, -33.09)
CIE-LCH	lch(60.99, 35.10, 250.53°)
OKLab	oklab(65.85% -0.0644 -0.093)
OKLCH	oklch(65.85% 0.113 235.3)
XYZ	xyz(24.9535, 29.2387, 62.0743)
Luminance	0.2924 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9CCD #CD703F

analogous

#3FCDB7 #3F9CCD #3F55CD

triadic

#3F9CCD #CD3F9C #9CCD3F

tetradic

#3F9CCD #B73FCD #CD703F #55CD3F

square

#3F9CCD #B73FCD #CD703F #55CD3F

split-complementary

#3F9CCD #CD3F55 #CDB73F

monochromatic

#1E5674 #2B7AA4 #3F9CCD #70B5DA #A0CEE6

Accessibility & contrast

On white

3.07

#3F9CCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.85

#3F9CCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9CCD

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9CCD	#FFFFFF	#000000	##000000
##3F9CCD	1.00	3.07	6.85	6.85
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.85	21.00	1.00	1.00
##000000	6.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849BCF

Deuteranopia (green-blind)

#718DCC

Tritanopia (blue-blind)

#00A9AD

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3f9ccd;
/* rgb */ color: rgb(63, 156, 205);
/* oklch */ color: oklch(65.8% 0.113 235.3);

Tailwind

colors: {
  custom: {
    50: '#84b9dc',
    500: '#3f9ccd',
    950: '#000000',
  },
}

SCSS

$custom: #3f9ccd;
$custom-light: #84b9dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9ccd",
  "rgb": {
    "r": 63,
    "g": 156,
    "b": 205
  },
  "hsl": {
    "h": 200.704,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.65847,
    "c": 0.11316,
    "h": 235.3
  },
  "luminance": 0.29241
}

Semantic roles & 50–950 ramp

primary

#3F9CCD

secondary

#D3AA95

accent

#7C46E2

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3F9CCD

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

Preview Lab → · Contrast checker → · Palette generator →