#3434B1#3434B1

#3434B1 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.6% C 0.191 H 274.2°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#3434B1
RGB	rgb(52, 52, 177)
HSL	hsl(240, 55%, 45%)
HSV	hsv(240, 71%, 69%)
CMYK	cmyk(70.6%, 70.6%, 0%, 30.6%)
CIE-LAB	lab(30.30, 40.92, -66.05)
CIE-LCH	lch(30.30, 77.70, 301.78°)
OKLab	oklab(41.63% 0.0142 -0.1909)
OKLCH	oklch(41.63% 0.191 274.2)
XYZ	xyz(10.5773, 6.3594, 42.2565)
Luminance	0.0636 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3434B1 #B1B134

analogous

#3473B1 #3434B1 #7334B1

triadic

#3434B1 #B13434 #34B134

tetradic

#3434B1 #B13473 #B1B134 #34B173

square

#3434B1 #B13473 #B1B134 #34B173

split-complementary

#3434B1 #B17334 #73B134

monochromatic

#181852 #262682 #3434B1 #5555CD #8484DB

Accessibility & contrast

On white

9.24

#3434B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3434B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3434B1

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3434B1	#FFFFFF	#000000	##FFFFFF
##3434B1	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB5

Deuteranopia (green-blind)

#0041AF

Tritanopia (blue-blind)

#00566F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3434b1;
/* rgb */ color: rgb(52, 52, 177);
/* oklch */ color: oklch(41.6% 0.191 274.2);

Tailwind

colors: {
  custom: {
    50: '#7e6cc9',
    500: '#3434b1',
    950: '#000000',
  },
}

SCSS

$custom: #3434b1;
$custom-light: #7e6cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3434b1",
  "rgb": {
    "r": 52,
    "g": 52,
    "b": 177
  },
  "hsl": {
    "h": 240,
    "s": 54.585,
    "l": 44.902
  },
  "oklch": {
    "l": 0.41633,
    "c": 0.19147,
    "h": 274.2
  },
  "luminance": 0.0636
}

Semantic roles & 50–950 ramp

primary

#3434B1

secondary

#C5C57C

accent

#DE4ADE

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3434B1

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

Preview Lab → · Contrast checker → · Palette generator →