#3F76A5#3F76A5

#3F76A5 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.9% C 0.094 H 246.4°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3F76A5
RGB	rgb(63, 118, 165)
HSL	hsl(208, 45%, 45%)
HSV	hsv(208, 62%, 65%)
CMYK	cmyk(61.8%, 28.5%, 0%, 35.3%)
CIE-LAB	lab(47.92, -3.41, -30.63)
CIE-LCH	lch(47.92, 30.81, 263.65°)
OKLab	oklab(54.91% -0.0377 -0.0862)
OKLCH	oklch(54.91% 0.094 246.4)
XYZ	xyz(15.3174, 16.7288, 38.0118)
Luminance	0.1673 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F76A5 #A56E3F

analogous

#3FA5A1 #3F76A5 #3F43A5

triadic

#3F76A5 #A53F76 #76A53F

tetradic

#3F76A5 #A13FA5 #A56E3F #43A53F

square

#3F76A5 #A13FA5 #A56E3F #43A53F

split-complementary

#3F76A5 #A53F43 #A5A13F

monochromatic

#1D374C #2E5679 #3F76A5 #5F94C2 #8CB2D3

Accessibility & contrast

On white

4.83

#3F76A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#3F76A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F76A5

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F76A5	#FFFFFF	#000000	##FFFFFF
##3F76A5	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6277A7

Deuteranopia (green-blind)

#546DA4

Tritanopia (blue-blind)

#008186

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3f76a5;
/* rgb */ color: rgb(63, 118, 165);
/* oklch */ color: oklch(54.9% 0.094 246.4);

Tailwind

colors: {
  custom: {
    50: '#7d9dc0',
    500: '#3f76a5',
    950: '#000000',
  },
}

SCSS

$custom: #3f76a5;
$custom-light: #7d9dc0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f76a5",
  "rgb": {
    "r": 63,
    "g": 118,
    "b": 165
  },
  "hsl": {
    "h": 207.647,
    "s": 44.737,
    "l": 44.706
  },
  "oklch": {
    "l": 0.54907,
    "c": 0.09409,
    "h": 246.4
  },
  "luminance": 0.1673
}

Semantic roles & 50–950 ramp

primary

#3F76A5

secondary

#BE9E82

accent

#8F53D4

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3F76A5

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

Preview Lab → · Contrast checker → · Palette generator →