#3F76A3#3F76A3

#3F76A3 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.8% C 0.092 H 245.3°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#3F76A3
RGB	rgb(63, 118, 163)
HSL	hsl(207, 44%, 44%)
HSV	hsv(207, 61%, 64%)
CMYK	cmyk(61.3%, 27.6%, 0%, 36.1%)
CIE-LAB	lab(47.82, -4.09, -29.60)
CIE-LCH	lch(47.82, 29.88, 262.14°)
OKLab	oklab(54.8% -0.0383 -0.0832)
OKLCH	oklch(54.8% 0.092 245.3)
XYZ	xyz(15.1367, 16.6566, 37.0606)
Luminance	0.1666 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F76A3 #A36C3F

analogous

#3FA39E #3F76A3 #3F44A3

triadic

#3F76A3 #A33F76 #76A33F

tetradic

#3F76A3 #9E3FA3 #A36C3F #44A33F

square

#3F76A3 #9E3FA3 #A36C3F #44A33F

split-complementary

#3F76A3 #A33F44 #A39E3F

monochromatic

#1D364B #2E5677 #3F76A3 #5E95C1 #8AB2D2

Accessibility & contrast

On white

4.85

#3F76A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#3F76A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F76A3

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F76A3	#FFFFFF	#000000	##FFFFFF
##3F76A3	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6277A5

Deuteranopia (green-blind)

#556DA2

Tritanopia (blue-blind)

#008186

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3f76a3;
/* rgb */ color: rgb(63, 118, 163);
/* oklch */ color: oklch(54.8% 0.092 245.3);

Tailwind

colors: {
  custom: {
    50: '#7d9dbe',
    500: '#3f76a3',
    950: '#000000',
  },
}

SCSS

$custom: #3f76a3;
$custom-light: #7d9dbe;
$custom-dark: #000000;

JSON

{
  "hex": "#3f76a3",
  "rgb": {
    "r": 63,
    "g": 118,
    "b": 163
  },
  "hsl": {
    "h": 207,
    "s": 44.248,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54804,
    "c": 0.09165,
    "h": 245.3
  },
  "luminance": 0.16658
}

Semantic roles & 50–950 ramp

primary

#3F76A3

secondary

#BD9C81

accent

#8D54D4

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3F76A3

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

Preview Lab → · Contrast checker → · Palette generator →