#3954BE#3954BE

#3954BE is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.8% C 0.169 H 268.6°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#3954BE
RGB	rgb(57, 84, 190)
HSL	hsl(228, 54%, 48%)
HSV	hsv(228, 70%, 75%)
CMYK	cmyk(70%, 55.8%, 0%, 25.5%)
CIE-LAB	lab(39.46, 25.95, -58.76)
CIE-LCH	lch(39.46, 64.23, 293.83°)
OKLab	oklab(48.78% -0.0043 -0.1692)
OKLCH	oklch(48.78% 0.169 268.6)
XYZ	xyz(14.1487, 10.9268, 50.0686)
Luminance	0.1093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3954BE #BEA339

analogous

#3996BE #3954BE #6139BE

triadic

#3954BE #BE3954 #54BE39

tetradic

#3954BE #BE3996 #BEA339 #39BE61

square

#3954BE #BE3996 #BEA339 #39BE61

split-complementary

#3954BE #BE6139 #96BE39

monochromatic

#1D2A60 #2B3F8F #3954BE #647AD0 #93A2DF

Accessibility & contrast

On white

6.59

#3954BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3954BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3954BE

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3954BE	#FFFFFF	#000000	##FFFFFF
##3954BE	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C2

Deuteranopia (green-blind)

#0057BC

Tritanopia (blue-blind)

#006E81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3954be;
/* rgb */ color: rgb(57, 84, 190);
/* oklch */ color: oklch(48.8% 0.169 268.6);

Tailwind

colors: {
  custom: {
    50: '#8083d2',
    500: '#3954be',
    950: '#000000',
  },
}

SCSS

$custom: #3954be;
$custom-light: #8083d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3954be",
  "rgb": {
    "r": 57,
    "g": 84,
    "b": 190
  },
  "hsl": {
    "h": 227.82,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.48784,
    "c": 0.16924,
    "h": 268.6
  },
  "luminance": 0.10928
}

Semantic roles & 50–950 ramp

primary

#3954BE

secondary

#CABD89

accent

#BF4BDD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3954BE

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

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