#3F8FAD#3F8FAD

#3F8FAD is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.3% C 0.090 H 225.8°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#3F8FAD
RGB	rgb(63, 143, 173)
HSL	hsl(196, 47%, 46%)
HSV	hsv(196, 64%, 68%)
CMYK	cmyk(63.6%, 17.3%, 0%, 32.2%)
CIE-LAB	lab(55.80, -15.04, -23.03)
CIE-LCH	lch(55.80, 27.51, 236.85°)
OKLab	oklab(61.28% -0.0624 -0.0643)
OKLCH	oklch(61.28% 0.09 225.8)
XYZ	xyz(19.4122, 23.7168, 43.0818)
Luminance	0.2372 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8FAD #AD5D3F

analogous

#3FAD94 #3F8FAD #3F58AD

triadic

#3F8FAD #AD3F8F #8FAD3F

tetradic

#3F8FAD #943FAD #AD5D3F #58AD3F

square

#3F8FAD #943FAD #AD5D3F #58AD3F

split-complementary

#3F8FAD #AD3F58 #AD943F

monochromatic

#1E4553 #2F6A80 #3F8FAD #63ABC6 #90C3D7

Accessibility & contrast

On white

3.66

#3F8FAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#3F8FAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8FAD

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8FAD	#FFFFFF	#000000	##000000
##3F8FAD	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8CAF

Deuteranopia (green-blind)

#6F81AD

Tritanopia (blue-blind)

#009899

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3f8fad;
/* rgb */ color: rgb(63, 143, 173);
/* oklch */ color: oklch(61.3% 0.090 225.8);

Tailwind

colors: {
  custom: {
    50: '#7fafc5',
    500: '#3f8fad',
    950: '#000000',
  },
}

SCSS

$custom: #3f8fad;
$custom-light: #7fafc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8fad",
  "rgb": {
    "r": 63,
    "g": 143,
    "b": 173
  },
  "hsl": {
    "h": 196.364,
    "s": 46.61,
    "l": 46.275
  },
  "oklch": {
    "l": 0.6128,
    "c": 0.0896,
    "h": 225.8
  },
  "luminance": 0.23719
}

Semantic roles & 50–950 ramp

primary

#3F8FAD

secondary

#C29686

accent

#7652D6

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3F8FAD

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

Preview Lab → · Contrast checker → · Palette generator →