#3735A5#3735A5

#3735A5 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.8% C 0.174 H 276.2°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#3735A5
RGB	rgb(55, 53, 165)
HSL	hsl(241, 51%, 43%)
HSV	hsv(241, 68%, 65%)
CMYK	cmyk(66.7%, 67.9%, 0%, 35.3%)
CIE-LAB	lab(29.60, 36.61, -60.00)
CIE-LCH	lch(29.60, 70.29, 301.39°)
OKLab	oklab(40.84% 0.0188 -0.1732)
OKLCH	oklch(40.84% 0.174 276.2)
XYZ	xyz(9.6380, 6.0742, 36.2545)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.27

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3735A5 #A3A535

analogous

#356BA5 #3735A5 #6F35A5

triadic

#3735A5 #A53735 #35A537

tetradic

#3735A5 #A5356B #A3A535 #35A56F

square

#3735A5 #A5356B #A3A535 #35A56F

split-complementary

#3735A5 #A56F35 #6BA535

monochromatic

#181748 #282677 #3735A5 #5250C7 #807FD6

Accessibility & contrast

On white

9.48

#3735A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#3735A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3735A5

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3735A5	#FFFFFF	#000000	##FFFFFF
##3735A5	1.00	9.48	2.22	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA8

Deuteranopia (green-blind)

#0041A3

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3735a5;
/* rgb */ color: rgb(55, 53, 165);
/* oklch */ color: oklch(40.8% 0.174 276.2);

Tailwind

colors: {
  custom: {
    50: '#7c6dc1',
    500: '#3735a5',
    950: '#000000',
  },
}

SCSS

$custom: #3735a5;
$custom-light: #7c6dc1;
$custom-dark: #000000;

JSON

{
  "hex": "#3735a5",
  "rgb": {
    "r": 55,
    "g": 53,
    "b": 165
  },
  "hsl": {
    "h": 241.071,
    "s": 51.376,
    "l": 42.745
  },
  "oklch": {
    "l": 0.40836,
    "c": 0.17419,
    "h": 276.2
  },
  "luminance": 0.06075
}

Semantic roles & 50–950 ramp

primary

#3735A5

secondary

#BEBF77

accent

#DB4DD8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3735A5

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

Preview Lab → · Contrast checker → · Palette generator →