#3953D1#3953D1

#3953D1 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.1% C 0.196 H 269.1°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#3953D1
RGB	rgb(57, 83, 209)
HSL	hsl(230, 62%, 52%)
HSV	hsv(230, 73%, 82%)
CMYK	cmyk(72.7%, 60.3%, 0%, 18%)
CIE-LAB	lab(40.67, 33.45, -67.80)
CIE-LCH	lch(40.67, 75.60, 296.26°)
OKLab	oklab(50.15% -0.0031 -0.1958)
OKLCH	oklch(50.15% 0.196 269.1)
XYZ	xyz(16.2853, 11.6581, 61.7012)
Luminance	0.1166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3953D1 #D1B739

analogous

#399FD1 #3953D1 #6B39D1

triadic

#3953D1 #D13953 #53D139

tetradic

#3953D1 #D1399F #D1B739 #39D16B

square

#3953D1 #D1399F #D1B739 #39D16B

split-complementary

#3953D1 #D16B39 #9FD139

monochromatic

#1B2A75 #273CA6 #3953D1 #6B7EDD #9CA9E8

Accessibility & contrast

On white

6.30

#3953D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#3953D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3953D1

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3953D1	#FFFFFF	#000000	##FFFFFF
##3953D1	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D5

Deuteranopia (green-blind)

#0059CF

Tritanopia (blue-blind)

#00738A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3953d1;
/* rgb */ color: rgb(57, 83, 209);
/* oklch */ color: oklch(50.1% 0.196 269.1);

Tailwind

colors: {
  custom: {
    50: '#8483e0',
    500: '#3953d1',
    950: '#000000',
  },
}

SCSS

$custom: #3953d1;
$custom-light: #8483e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3953d1",
  "rgb": {
    "r": 57,
    "g": 83,
    "b": 209
  },
  "hsl": {
    "h": 229.737,
    "s": 62.295,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50146,
    "c": 0.1958,
    "h": 269.1
  },
  "luminance": 0.1166
}

Semantic roles & 50–950 ramp

primary

#3953D1

secondary

#D4C992

accent

#C942E5

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3953D1

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

Preview Lab → · Contrast checker → · Palette generator →