#3F76AD#3F76AD

#3F76AD is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.3% C 0.104 H 250.2°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3F76AD
RGB	rgb(63, 118, 173)
HSL	hsl(210, 47%, 46%)
HSV	hsv(210, 64%, 68%)
CMYK	cmyk(63.6%, 31.8%, 0%, 32.2%)
CIE-LAB	lab(48.30, -0.67, -34.69)
CIE-LCH	lch(48.30, 34.70, 268.89°)
OKLab	oklab(55.33% -0.0352 -0.098)
OKLCH	oklch(55.33% 0.104 250.2)
XYZ	xyz(16.0684, 17.0292, 41.9672)
Luminance	0.1703 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F76AD #AD763F

analogous

#3FADAD #3F76AD #3F3FAD

triadic

#3F76AD #AD3F76 #76AD3F

tetradic

#3F76AD #AD3FAD #AD763F #3FAD3F

square

#3F76AD #AD3FAD #AD763F #3FAD3F

split-complementary

#3F76AD #AD3F3F #ADAD3F

monochromatic

#1E3953 #2F5780 #3F76AD #6395C6 #90B3D7

Accessibility & contrast

On white

4.77

#3F76AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#3F76AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F76AD

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F76AD	#FFFFFF	#000000	##FFFFFF
##3F76AD	1.00	4.77	4.41	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E79AF

Deuteranopia (green-blind)

#4F6EAC

Tritanopia (blue-blind)

#00838A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3f76ad;
/* rgb */ color: rgb(63, 118, 173);
/* oklch */ color: oklch(55.3% 0.104 250.2);

Tailwind

colors: {
  custom: {
    50: '#7f9dc5',
    500: '#3f76ad',
    950: '#000000',
  },
}

SCSS

$custom: #3f76ad;
$custom-light: #7f9dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f76ad",
  "rgb": {
    "r": 63,
    "g": 118,
    "b": 173
  },
  "hsl": {
    "h": 210,
    "s": 46.61,
    "l": 46.275
  },
  "oklch": {
    "l": 0.55331,
    "c": 0.10416,
    "h": 250.2
  },
  "luminance": 0.17031
}

Semantic roles & 50–950 ramp

primary

#3F76AD

secondary

#C2A486

accent

#9452D6

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3F76AD

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

Preview Lab → · Contrast checker → · Palette generator →