#4337A1#4337A1

#4337A1 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.164 H 281.7°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#4337A1
RGB	rgb(67, 55, 161)
HSL	hsl(247, 49%, 42%)
HSV	hsv(247, 66%, 63%)
CMYK	cmyk(58.4%, 65.8%, 0%, 36.9%)
CIE-LAB	lab(30.64, 35.90, -55.85)
CIE-LCH	lch(30.64, 66.40, 302.73°)
OKLab	oklab(41.72% 0.0333 -0.1606)
OKLCH	oklch(41.72% 0.164 281.7)
XYZ	xyz(10.1119, 6.4982, 34.4327)
Luminance	0.0650 (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

#4337A1 #95A137

analogous

#3760A1 #4337A1 #7837A1

triadic

#4337A1 #A14337 #37A143

tetradic

#4337A1 #A13760 #95A137 #37A178

square

#4337A1 #A13760 #95A137 #37A178

split-complementary

#4337A1 #A17837 #60A137

monochromatic

#1D1846 #302773 #4337A1 #5E51C4 #897FD3

Accessibility & contrast

On white

9.13

#4337A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#4337A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4337A1

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4337A1	#FFFFFF	#000000	##FFFFFF
##4337A1	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA4

Deuteranopia (green-blind)

#00449F

Tritanopia (blue-blind)

#0C5267

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4337a1;
/* rgb */ color: rgb(67, 55, 161);
/* oklch */ color: oklch(41.7% 0.164 281.7);

Tailwind

colors: {
  custom: {
    50: '#816fbe',
    500: '#4337a1',
    950: '#000000',
  },
}

SCSS

$custom: #4337a1;
$custom-light: #816fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#4337a1",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 161
  },
  "hsl": {
    "h": 246.792,
    "s": 49.074,
    "l": 42.353
  },
  "oklch": {
    "l": 0.41717,
    "c": 0.16406,
    "h": 281.7
  },
  "luminance": 0.06499
}

Semantic roles & 50–950 ramp

primary

#4337A1

secondary

#B5BD77

accent

#D94FC9

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #4337A1

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

Preview Lab → · Contrast checker → · Palette generator →