#3D3379#3D3379

#3D3379 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 37.2% C 0.115 H 285.9°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#3D3379
RGB	rgb(61, 51, 121)
HSL	hsl(249, 41%, 34%)
HSV	hsv(249, 58%, 47%)
CMYK	cmyk(49.6%, 57.9%, 0%, 52.5%)
CIE-LAB	lab(25.98, 24.13, -38.70)
CIE-LCH	lch(25.98, 45.61, 301.94°)
OKLab	oklab(37.18% 0.0315 -0.1104)
OKLCH	oklch(37.18% 0.115 285.9)
XYZ	xyz(6.5585, 4.7399, 18.6548)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D3379 #6F7933

analogous

#334C79 #3D3379 #603379

triadic

#3D3379 #793D33 #33793D

tetradic

#3D3379 #79334C #6F7933 #337960

square

#3D3379 #79334C #6F7933 #337960

split-complementary

#3D3379 #796033 #4C7933

monochromatic

#120F23 #27214E #3D3379 #5345A4 #7467BF

Accessibility & contrast

On white

10.78

#3D3379 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#3D3379 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D3379

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D3379	#FFFFFF	#000000	##FFFFFF
##3D3379	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#093F7B

Deuteranopia (green-blind)

#073B77

Tritanopia (blue-blind)

#294350

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3d3379;
/* rgb */ color: rgb(61, 51, 121);
/* oklch */ color: oklch(37.2% 0.115 285.9);

Tailwind

colors: {
  custom: {
    50: '#776ba0',
    500: '#3d3379',
    950: '#000000',
  },
}

SCSS

$custom: #3d3379;
$custom-light: #776ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d3379",
  "rgb": {
    "r": 61,
    "g": 51,
    "b": 121
  },
  "hsl": {
    "h": 248.571,
    "s": 40.698,
    "l": 33.725
  },
  "oklch": {
    "l": 0.3718,
    "c": 0.11483,
    "h": 285.9
  },
  "luminance": 0.0474
}

Semantic roles & 50–950 ramp

primary

#3D3379

secondary

#9DA761

accent

#D157BF

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#09060F

muted

#7B7A7E

Preview Lab

Preview with #3D3379

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

Preview Lab → · Contrast checker → · Palette generator →