#3A398E#3A398E

#3A398E is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.7% C 0.137 H 278.7°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#3A398E
RGB	rgb(58, 57, 142)
HSL	hsl(241, 43%, 39%)
HSV	hsv(241, 60%, 56%)
CMYK	cmyk(59.2%, 59.9%, 0%, 44.3%)
CIE-LAB	lab(28.85, 26.63, -47.20)
CIE-LCH	lch(28.85, 54.19, 299.44°)
OKLab	oklab(39.74% 0.0207 -0.1355)
OKLCH	oklch(39.74% 0.137 278.7)
XYZ	xyz(8.0890, 5.7782, 26.2750)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A398E #8D8E39

analogous

#39638E #3A398E #65398E

triadic

#3A398E #8E3A39 #398E3A

tetradic

#3A398E #8E3963 #8D8E39 #398E65

square

#3A398E #8E3963 #8D8E39 #398E65

split-complementary

#3A398E #8E6539 #638E39

monochromatic

#161637 #282762 #3A398E #4E4DB7 #7978C9

Accessibility & contrast

On white

9.74

#3A398E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3A398E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A398E

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A398E	#FFFFFF	#000000	##FFFFFF
##3A398E	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004791

Deuteranopia (green-blind)

#00418C

Tritanopia (blue-blind)

#054D5D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3a398e;
/* rgb */ color: rgb(58, 57, 142);
/* oklch */ color: oklch(39.7% 0.137 278.7);

Tailwind

colors: {
  custom: {
    50: '#796fb0',
    500: '#3a398e',
    950: '#000000',
  },
}

SCSS

$custom: #3a398e;
$custom-light: #796fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a398e",
  "rgb": {
    "r": 58,
    "g": 57,
    "b": 142
  },
  "hsl": {
    "h": 240.706,
    "s": 42.714,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39738,
    "c": 0.13704,
    "h": 278.7
  },
  "luminance": 0.05779
}

Semantic roles & 50–950 ramp

primary

#3A398E

secondary

#B1B271

accent

#D255D1

background

#F7F6FA

surface

#EEECF5

border

#C9C7CF

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #3A398E

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

Preview Lab → · Contrast checker → · Palette generator →