#3959BD#3959BD

#3959BD is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.7% C 0.162 H 267.0°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#3959BD
RGB	rgb(57, 89, 189)
HSL	hsl(225, 54%, 48%)
HSV	hsv(225, 70%, 74%)
CMYK	cmyk(69.8%, 52.9%, 0%, 25.9%)
CIE-LAB	lab(40.71, 22.35, -56.13)
CIE-LCH	lch(40.71, 60.42, 291.71°)
OKLab	oklab(49.71% -0.0085 -0.1614)
OKLCH	oklch(49.71% 0.162 267)
XYZ	xyz(14.4418, 11.6873, 49.6290)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3959BD #BD9D39

analogous

#399BBD #3959BD #5B39BD

triadic

#3959BD #BD3959 #59BD39

tetradic

#3959BD #BD399B #BD9D39 #39BD5B

square

#3959BD #BD399B #BD9D39 #39BD5B

split-complementary

#3959BD #BD5B39 #9BBD39

monochromatic

#1D2D5F #2B438E #3959BD #637ED0 #92A5DE

Accessibility & contrast

On white

6.29

#3959BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#3959BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3959BD

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3959BD	#FFFFFF	#000000	##FFFFFF
##3959BD	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1466C1

Deuteranopia (green-blind)

#005ABB

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3959bd;
/* rgb */ color: rgb(57, 89, 189);
/* oklch */ color: oklch(49.7% 0.162 267.0);

Tailwind

colors: {
  custom: {
    50: '#7f87d2',
    500: '#3959bd',
    950: '#000000',
  },
}

SCSS

$custom: #3959bd;
$custom-light: #7f87d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3959bd",
  "rgb": {
    "r": 57,
    "g": 89,
    "b": 189
  },
  "hsl": {
    "h": 225.455,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49709,
    "c": 0.16162,
    "h": 267
  },
  "luminance": 0.11689
}

Semantic roles & 50–950 ramp

primary

#3959BD

secondary

#C9BA89

accent

#BA4BDD

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3959BD

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

Preview Lab → · Contrast checker → · Palette generator →