#3A3797#3A3797

#3A3797 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.1% C 0.152 H 278.4°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#3A3797
RGB	rgb(58, 55, 151)
HSL	hsl(242, 47%, 40%)
HSV	hsv(242, 64%, 59%)
CMYK	cmyk(61.6%, 63.6%, 0%, 40.8%)
CIE-LAB	lab(29.07, 31.02, -52.36)
CIE-LCH	lch(29.07, 60.86, 300.65°)
OKLab	oklab(40.13% 0.0223 -0.1506)
OKLCH	oklch(40.13% 0.152 278.4)
XYZ	xyz(8.6952, 5.8656, 29.9461)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.78

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3797 #949737

analogous

#376497 #3A3797 #6A3797

triadic

#3A3797 #973A37 #37973A

tetradic

#3A3797 #973764 #949737 #37976A

square

#3A3797 #973764 #949737 #37976A

split-complementary

#3A3797 #976A37 #649737

monochromatic

#18163D #29276A #3A3797 #514DBE #7D7ACF

Accessibility & contrast

On white

9.66

#3A3797 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#3A3797 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3797

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3797	#FFFFFF	#000000	##FFFFFF
##3A3797	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#004F61

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3a3797;
/* rgb */ color: rgb(58, 55, 151);
/* oklch */ color: oklch(40.1% 0.152 278.4);

Tailwind

colors: {
  custom: {
    50: '#7b6eb6',
    500: '#3a3797',
    950: '#000000',
  },
}

SCSS

$custom: #3a3797;
$custom-light: #7b6eb6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3797",
  "rgb": {
    "r": 58,
    "g": 55,
    "b": 151
  },
  "hsl": {
    "h": 241.875,
    "s": 46.602,
    "l": 40.392
  },
  "oklch": {
    "l": 0.40131,
    "c": 0.15229,
    "h": 278.4
  },
  "luminance": 0.05866
}

Semantic roles & 50–950 ramp

primary

#3A3797

secondary

#B5B872

accent

#D652D2

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #3A3797

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

Preview Lab → · Contrast checker → · Palette generator →