#3959BE#3959BE

#3959BE is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.8% C 0.163 H 267.0°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#3959BE
RGB	rgb(57, 89, 190)
HSL	hsl(226, 54%, 48%)
HSV	hsv(226, 70%, 75%)
CMYK	cmyk(70%, 53.2%, 0%, 25.5%)
CIE-LAB	lab(40.79, 22.71, -56.60)
CIE-LCH	lch(40.79, 60.99, 291.86°)
OKLab	oklab(49.78% -0.0084 -0.1628)
OKLCH	oklch(49.78% 0.163 267)
XYZ	xyz(14.5508, 11.7309, 50.2027)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3959BE #BE9E39

analogous

#399BBE #3959BE #5B39BE

triadic

#3959BE #BE3959 #59BE39

tetradic

#3959BE #BE399B #BE9E39 #39BE5B

square

#3959BE #BE399B #BE9E39 #39BE5B

split-complementary

#3959BE #BE5B39 #9BBE39

monochromatic

#1D2D60 #2B438F #3959BE #647ED0 #93A5DF

Accessibility & contrast

On white

6.28

#3959BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3959BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3959BE

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3959BE	#FFFFFF	#000000	##FFFFFF
##3959BE	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1267C2

Deuteranopia (green-blind)

#005ABC

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3959be;
/* rgb */ color: rgb(57, 89, 190);
/* oklch */ color: oklch(49.8% 0.163 267.0);

Tailwind

colors: {
  custom: {
    50: '#8087d2',
    500: '#3959be',
    950: '#000000',
  },
}

SCSS

$custom: #3959be;
$custom-light: #8087d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3959be",
  "rgb": {
    "r": 57,
    "g": 89,
    "b": 190
  },
  "hsl": {
    "h": 225.564,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.49784,
    "c": 0.163,
    "h": 267
  },
  "luminance": 0.11732
}

Semantic roles & 50–950 ramp

primary

#3959BE

secondary

#CABA89

accent

#BA4BDD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3959BE

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

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