#3FA8CB#3FA8CB

#3FA8CB is a light, moderate cyan. Relative luminance 0.334; OKLCH L 68.6% C 0.107 H 224.0°. Best body text is #000000 at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#3FA8CB
RGB	rgb(63, 168, 203)
HSL	hsl(195, 57%, 52%)
HSV	hsv(195, 69%, 80%)
CMYK	cmyk(69%, 17.2%, 0%, 20.4%)
CIE-LAB	lab(64.46, -18.83, -26.61)
CIE-LCH	lch(64.46, 32.60, 234.72°)
OKLab	oklab(68.59% -0.0772 -0.0744)
OKLCH	oklch(68.59% 0.107 224)
XYZ	xyz(26.8276, 33.3708, 61.5157)
Luminance	0.3337 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FA8CB #CB623F

analogous

#3FCBA8 #3FA8CB #3F62CB

triadic

#3FA8CB #CB3FA8 #A8CB3F

tetradic

#3FA8CB #A83FCB #CB623F #62CB3F

square

#3FA8CB #A83FCB #CB623F #62CB3F

split-complementary

#3FA8CB #CB3F62 #CBA83F

monochromatic

#1F5C71 #2C84A1 #3FA8CB #6FBED8 #9FD4E5

Accessibility & contrast

On white

2.74

#3FA8CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.67

#3FA8CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FA8CB

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FA8CB	#FFFFFF	#000000	##000000
##3FA8CB	1.00	2.74	7.67	7.67
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.67	21.00	1.00	1.00
##000000	7.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94A4CD

Deuteranopia (green-blind)

#8196CB

Tritanopia (blue-blind)

#00B3B3

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #3fa8cb;
/* rgb */ color: rgb(63, 168, 203);
/* oklch */ color: oklch(68.6% 0.107 224.0);

Tailwind

colors: {
  custom: {
    50: '#85c2db',
    500: '#3fa8cb',
    950: '#000000',
  },
}

SCSS

$custom: #3fa8cb;
$custom-light: #85c2db;
$custom-dark: #000000;

JSON

{
  "hex": "#3fa8cb",
  "rgb": {
    "r": 63,
    "g": 168,
    "b": 203
  },
  "hsl": {
    "h": 195,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.68589,
    "c": 0.10718,
    "h": 224
  },
  "luminance": 0.33374
}

Semantic roles & 50–950 ramp

primary

#3FA8CB

secondary

#D1A494

accent

#6E47E1

background

#F8FBFD

surface

#F0F7FA

border

#CBD0D3

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #3FA8CB

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

Preview Lab → · Contrast checker → · Palette generator →