#3953A1#3953A1

#3953A1 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.4% C 0.130 H 267.3°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#3953A1
RGB	rgb(57, 83, 161)
HSL	hsl(225, 48%, 43%)
HSV	hsv(225, 65%, 63%)
CMYK	cmyk(64.6%, 48.4%, 0%, 36.9%)
CIE-LAB	lab(37.17, 16.04, -45.31)
CIE-LCH	lch(37.17, 48.06, 289.50°)
OKLab	oklab(46.41% -0.006 -0.1296)
OKLCH	oklch(46.41% 0.13 267.3)
XYZ	xyz(11.2114, 9.6286, 34.9790)
Luminance	0.0963 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3953A1 #A18739

analogous

#3987A1 #3953A1 #5339A1

triadic

#3953A1 #A13953 #53A139

tetradic

#3953A1 #A13987 #A18739 #39A153

square

#3953A1 #A13987 #A18739 #39A153

split-complementary

#3953A1 #A15339 #87A139

monochromatic

#192447 #293C74 #3953A1 #5570C3 #8296D3

Accessibility & contrast

On white

7.18

#3953A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#3953A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3953A1

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3953A1	#FFFFFF	#000000	##FFFFFF
##3953A1	1.00	7.18	2.93	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5CA4

Deuteranopia (green-blind)

#16539F

Tritanopia (blue-blind)

#006572

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3953a1;
/* rgb */ color: rgb(57, 83, 161);
/* oklch */ color: oklch(46.4% 0.130 267.3);

Tailwind

colors: {
  custom: {
    50: '#7a82bd',
    500: '#3953a1',
    950: '#000000',
  },
}

SCSS

$custom: #3953a1;
$custom-light: #7a82bd;
$custom-dark: #000000;

JSON

{
  "hex": "#3953a1",
  "rgb": {
    "r": 57,
    "g": 83,
    "b": 161
  },
  "hsl": {
    "h": 225,
    "s": 47.706,
    "l": 42.745
  },
  "oklch": {
    "l": 0.46409,
    "c": 0.12978,
    "h": 267.3
  },
  "luminance": 0.0963
}

Semantic roles & 50–950 ramp

primary

#3953A1

secondary

#BCAC79

accent

#B650D7

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3953A1

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

Preview Lab → · Contrast checker → · Palette generator →