#3F76A4#3F76A4

#3F76A4 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.9% C 0.093 H 245.8°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3F76A4
RGB	rgb(63, 118, 164)
HSL	hsl(207, 44%, 45%)
HSV	hsv(207, 62%, 64%)
CMYK	cmyk(61.6%, 28%, 0%, 35.7%)
CIE-LAB	lab(47.87, -3.75, -30.11)
CIE-LCH	lch(47.87, 30.34, 262.91°)
OKLab	oklab(54.86% -0.038 -0.0847)
OKLCH	oklch(54.86% 0.093 245.8)
XYZ	xyz(15.2267, 16.6925, 37.5343)
Luminance	0.1669 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F76A4 #A46D3F

analogous

#3FA4A0 #3F76A4 #3F44A4

triadic

#3F76A4 #A43F76 #76A43F

tetradic

#3F76A4 #A03FA4 #A46D3F #44A43F

square

#3F76A4 #A03FA4 #A46D3F #44A43F

split-complementary

#3F76A4 #A43F44 #A4A03F

monochromatic

#1D364C #2E5678 #3F76A4 #5F94C1 #8BB2D2

Accessibility & contrast

On white

4.84

#3F76A4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#3F76A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F76A4

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F76A4	#FFFFFF	#000000	##FFFFFF
##3F76A4	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6277A6

Deuteranopia (green-blind)

#546DA3

Tritanopia (blue-blind)

#008186

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3f76a4;
/* rgb */ color: rgb(63, 118, 164);
/* oklch */ color: oklch(54.9% 0.093 245.8);

Tailwind

colors: {
  custom: {
    50: '#7d9dbf',
    500: '#3f76a4',
    950: '#000000',
  },
}

SCSS

$custom: #3f76a4;
$custom-light: #7d9dbf;
$custom-dark: #000000;

JSON

{
  "hex": "#3f76a4",
  "rgb": {
    "r": 63,
    "g": 118,
    "b": 164
  },
  "hsl": {
    "h": 207.327,
    "s": 44.493,
    "l": 44.51
  },
  "oklch": {
    "l": 0.54856,
    "c": 0.09286,
    "h": 245.8
  },
  "luminance": 0.16694
}

Semantic roles & 50–950 ramp

primary

#3F76A4

secondary

#BD9D82

accent

#8E54D4

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3F76A4

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

Preview Lab → · Contrast checker → · Palette generator →