#3F5083#3F5083

#3F5083 is a dark, moderate blue. Relative luminance 0.084; OKLCH L 44.2% C 0.087 H 268.7°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#3F5083
RGB	rgb(63, 80, 131)
HSL	hsl(225, 35%, 38%)
HSV	hsv(225, 52%, 51%)
CMYK	cmyk(51.9%, 38.9%, 0%, 48.6%)
CIE-LAB	lab(34.87, 8.76, -30.75)
CIE-LCH	lch(34.87, 31.97, 285.90°)
OKLab	oklab(44.16% -0.0019 -0.0869)
OKLCH	oklch(44.16% 0.087 268.7)
XYZ	xyz(9.0140, 8.4322, 22.6209)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5083 #83723F

analogous

#3F7283 #3F5083 #503F83

triadic

#3F5083 #833F50 #50833F

tetradic

#3F5083 #833F72 #83723F #3F8350

square

#3F5083 #833F72 #83723F #3F8350

split-complementary

#3F5083 #83503F #72833F

monochromatic

#171E30 #2B375A #3F5083 #5369AC #7C8DC0

Accessibility & contrast

On white

7.82

#3F5083 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3F5083 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F5083

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5083	#FFFFFF	#000000	##FFFFFF
##3F5083	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C5585

Deuteranopia (green-blind)

#354F82

Tritanopia (blue-blind)

#225B63

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3f5083;
/* rgb */ color: rgb(63, 80, 131);
/* oklch */ color: oklch(44.2% 0.087 268.7);

Tailwind

colors: {
  custom: {
    50: '#7880a7',
    500: '#3f5083',
    950: '#000000',
  },
}

SCSS

$custom: #3f5083;
$custom-light: #7880a7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5083",
  "rgb": {
    "r": 63,
    "g": 80,
    "b": 131
  },
  "hsl": {
    "h": 225,
    "s": 35.052,
    "l": 38.039
  },
  "oklch": {
    "l": 0.44158,
    "c": 0.08688,
    "h": 268.7
  },
  "luminance": 0.08433
}

Semantic roles & 50–950 ramp

primary

#3F5083

secondary

#AA9D73

accent

#B05DCB

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #3F5083

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

Preview Lab → · Contrast checker → · Palette generator →