#3F5D90#3F5D90

#3F5D90 is a mid, moderate blue. Relative luminance 0.109; OKLCH L 47.9% C 0.090 H 260.5°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#3F5D90
RGB	rgb(63, 93, 144)
HSL	hsl(218, 39%, 41%)
HSV	hsv(218, 56%, 56%)
CMYK	cmyk(56.3%, 35.4%, 0%, 43.5%)
CIE-LAB	lab(39.41, 4.81, -31.51)
CIE-LCH	lch(39.41, 31.87, 278.68°)
OKLab	oklab(47.9% -0.0149 -0.089)
OKLCH	oklch(47.9% 0.09 260.5)
XYZ	xyz(10.9966, 10.8982, 27.9042)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5D90 #90723F

analogous

#3F8590 #3F5D90 #4A3F90

triadic

#3F5D90 #903F5D #5D903F

tetradic

#3F5D90 #903F85 #90723F #3F904A

square

#3F5D90 #903F85 #90723F #3F904A

split-complementary

#3F5D90 #904A3F #85903F

monochromatic

#1A263B #2C4265 #3F5D90 #577AB5 #819CC8

Accessibility & contrast

On white

6.60

#3F5D90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#3F5D90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F5D90

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5D90	#FFFFFF	#000000	##FFFFFF
##3F5D90	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486192

Deuteranopia (green-blind)

#3E598F

Tritanopia (blue-blind)

#0D6870

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3f5d90;
/* rgb */ color: rgb(63, 93, 144);
/* oklch */ color: oklch(47.9% 0.090 260.5);

Tailwind

colors: {
  custom: {
    50: '#7a8ab1',
    500: '#3f5d90',
    950: '#000000',
  },
}

SCSS

$custom: #3f5d90;
$custom-light: #7a8ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5d90",
  "rgb": {
    "r": 63,
    "g": 93,
    "b": 144
  },
  "hsl": {
    "h": 217.778,
    "s": 39.13,
    "l": 40.588
  },
  "oklch": {
    "l": 0.47904,
    "c": 0.09019,
    "h": 260.5
  },
  "luminance": 0.10899
}

Semantic roles & 50–950 ramp

primary

#3F5D90

secondary

#B29D78

accent

#A359CF

background

#F7F8FA

surface

#EEF0F5

border

#C9CBCF

text

#0A0B10

muted

#7C7C7F

Preview Lab

Preview with #3F5D90

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

Preview Lab → · Contrast checker → · Palette generator →