#3F367C#3F367C

#3F367C is a dark, moderate blue. Relative luminance 0.051; OKLCH L 38.2% C 0.114 H 285.5°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#3F367C
RGB	rgb(63, 54, 124)
HSL	hsl(248, 39%, 35%)
HSV	hsv(248, 56%, 49%)
CMYK	cmyk(49.2%, 56.5%, 0%, 51.4%)
CIE-LAB	lab(27.16, 23.62, -38.69)
CIE-LCH	lch(27.16, 45.33, 301.40°)
OKLab	oklab(38.17% 0.0305 -0.1103)
OKLCH	oklch(38.17% 0.114 285.5)
XYZ	xyz(7.0061, 5.1500, 19.6898)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F367C #737C36

analogous

#36507C #3F367C #62367C

triadic

#3F367C #7C3F36 #367C3F

tetradic

#3F367C #7C3650 #737C36 #367C62

square

#3F367C #7C3650 #737C36 #367C62

split-complementary

#3F367C #7C6236 #507C36

monochromatic

#141127 #292351 #3F367C #5549A7 #786DBF

Accessibility & contrast

On white

10.34

#3F367C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#3F367C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F367C

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F367C	#FFFFFF	#000000	##FFFFFF
##3F367C	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10427E

Deuteranopia (green-blind)

#0D3E7A

Tritanopia (blue-blind)

#2A4553

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3f367c;
/* rgb */ color: rgb(63, 54, 124);
/* oklch */ color: oklch(38.2% 0.114 285.5);

Tailwind

colors: {
  custom: {
    50: '#796da2',
    500: '#3f367c',
    950: '#000000',
  },
}

SCSS

$custom: #3f367c;
$custom-light: #796da2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f367c",
  "rgb": {
    "r": 63,
    "g": 54,
    "b": 124
  },
  "hsl": {
    "h": 247.714,
    "s": 39.326,
    "l": 34.902
  },
  "oklch": {
    "l": 0.38168,
    "c": 0.11446,
    "h": 285.5
  },
  "luminance": 0.0515
}

Semantic roles & 50–950 ramp

primary

#3F367C

secondary

#9FA866

accent

#CF59C0

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#09070F

muted

#7B7A7F

Preview Lab

Preview with #3F367C

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

Preview Lab → · Contrast checker → · Palette generator →