#3B3DA5#3B3DA5

#3B3DA5 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.5% C 0.164 H 276.1°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#3B3DA5
RGB	rgb(59, 61, 165)
HSL	hsl(239, 47%, 44%)
HSV	hsv(239, 64%, 65%)
CMYK	cmyk(64.2%, 63%, 0%, 35.3%)
CIE-LAB	lab(31.77, 32.19, -56.44)
CIE-LCH	lch(31.77, 64.98, 299.69°)
OKLab	oklab(42.49% 0.0173 -0.1626)
OKLCH	oklch(42.49% 0.164 276.1)
XYZ	xyz(10.2617, 6.9831, 36.3971)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.03

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3DA5 #A5A33B

analogous

#3B72A5 #3B3DA5 #6E3BA5

triadic

#3B3DA5 #A53B3D #3DA53B

tetradic

#3B3DA5 #A53B72 #A5A33B #3BA56E

square

#3B3DA5 #A53B72 #A5A33B #3BA56E

split-complementary

#3B3DA5 #A56E3B #72A53B

monochromatic

#1B1C4B #2B2C78 #3B3DA5 #595BC4 #8688D4

Accessibility & contrast

On white

8.76

#3B3DA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#3B3DA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3DA5

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3DA5	#FFFFFF	#000000	##FFFFFF
##3B3DA5	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA8

Deuteranopia (green-blind)

#0046A3

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3b3da5;
/* rgb */ color: rgb(59, 61, 165);
/* oklch */ color: oklch(42.5% 0.164 276.1);

Tailwind

colors: {
  custom: {
    50: '#7d72c1',
    500: '#3b3da5',
    950: '#000000',
  },
}

SCSS

$custom: #3b3da5;
$custom-light: #7d72c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3da5",
  "rgb": {
    "r": 59,
    "g": 61,
    "b": 165
  },
  "hsl": {
    "h": 238.868,
    "s": 47.321,
    "l": 43.922
  },
  "oklch": {
    "l": 0.4249,
    "c": 0.16351,
    "h": 276.1
  },
  "luminance": 0.06984
}

Semantic roles & 50–950 ramp

primary

#3B3DA5

secondary

#BEBD7E

accent

#D451D7

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3B3DA5

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

Preview Lab → · Contrast checker → · Palette generator →