#3F4480#3F4480

#3F4480 is a dark, moderate blue. Relative luminance 0.068; OKLCH L 41.3% C 0.099 H 277.5°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#3F4480
RGB	rgb(63, 68, 128)
HSL	hsl(235, 34%, 37%)
HSV	hsv(235, 51%, 50%)
CMYK	cmyk(50.8%, 46.9%, 0%, 49.8%)
CIE-LAB	lab(31.23, 15.66, -34.67)
CIE-LCH	lch(31.23, 38.04, 294.31°)
OKLab	oklab(41.31% 0.013 -0.0984)
OKLCH	oklch(41.31% 0.099 277.5)
XYZ	xyz(8.0121, 6.7491, 21.2984)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4480 #807B3F

analogous

#3F6480 #3F4480 #5B3F80

triadic

#3F4480 #803F44 #44803F

tetradic

#3F4480 #803F64 #807B3F #3F805B

square

#3F4480 #803F64 #807B3F #3F805B

split-complementary

#3F4480 #805B3F #64803F

monochromatic

#17182E #2B2E57 #3F4480 #535AA9 #7B80BE

Accessibility & contrast

On white

8.94

#3F4480 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#3F4480 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4480

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4480	#FFFFFF	#000000	##FFFFFF
##3F4480	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B4C82

Deuteranopia (green-blind)

#25477F

Tritanopia (blue-blind)

#26515B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f4480;
/* rgb */ color: rgb(63, 68, 128);
/* oklch */ color: oklch(41.3% 0.099 277.5);

Tailwind

colors: {
  custom: {
    50: '#7977a5',
    500: '#3f4480',
    950: '#000000',
  },
}

SCSS

$custom: #3f4480;
$custom-light: #7977a5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4480",
  "rgb": {
    "r": 63,
    "g": 68,
    "b": 128
  },
  "hsl": {
    "h": 235.385,
    "s": 34.031,
    "l": 37.451
  },
  "oklch": {
    "l": 0.41314,
    "c": 0.09926,
    "h": 277.5
  },
  "luminance": 0.0675
}

Semantic roles & 50–950 ramp

primary

#3F4480

secondary

#A8A472

accent

#C25ECA

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#09080F

muted

#7B7B7F

Preview Lab

Preview with #3F4480

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

Preview Lab → · Contrast checker → · Palette generator →