#3F4E97#3F4E97

#3F4E97 is a mid, moderate blue. Relative luminance 0.087; OKLCH L 45.0% C 0.120 H 272.0°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#3F4E97
RGB	rgb(63, 78, 151)
HSL	hsl(230, 41%, 42%)
HSV	hsv(230, 58%, 59%)
CMYK	cmyk(58.3%, 48.3%, 0%, 40.8%)
CIE-LAB	lab(35.48, 16.95, -41.98)
CIE-LCH	lch(35.48, 45.27, 291.98°)
OKLab	oklab(45.01% 0.0043 -0.1198)
OKLCH	oklch(45.01% 0.12 272)
XYZ	xyz(10.3584, 8.7391, 30.4131)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4E97 #97883F

analogous

#3F7A97 #3F4E97 #5C3F97

triadic

#3F4E97 #973F4E #4E973F

tetradic

#3F4E97 #973F7A #97883F #3F975C

square

#3F4E97 #973F7A #97883F #3F975C

split-complementary

#3F4E97 #975C3F #7A973F

monochromatic

#1B2141 #2D386C #3F4E97 #596ABA #8591CC

Accessibility & contrast

On white

7.64

#3F4E97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#3F4E97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4E97

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4E97	#FFFFFF	#000000	##FFFFFF
##3F4E97	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B579A

Deuteranopia (green-blind)

#1E5095

Tritanopia (blue-blind)

#045E6B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3f4e97;
/* rgb */ color: rgb(63, 78, 151);
/* oklch */ color: oklch(45.0% 0.120 272.0);

Tailwind

colors: {
  custom: {
    50: '#7c7fb6',
    500: '#3f4e97',
    950: '#000000',
  },
}

SCSS

$custom: #3f4e97;
$custom-light: #7c7fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4e97",
  "rgb": {
    "r": 63,
    "g": 78,
    "b": 151
  },
  "hsl": {
    "h": 229.773,
    "s": 41.121,
    "l": 41.961
  },
  "oklch": {
    "l": 0.45009,
    "c": 0.11987,
    "h": 272
  },
  "luminance": 0.0874
}

Semantic roles & 50–950 ramp

primary

#3F4E97

secondary

#B6AC7C

accent

#BC57D1

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #3F4E97

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

Preview Lab → · Contrast checker → · Palette generator →