#3956CA#3956CA

#3956CA is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.1% C 0.183 H 268.3°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#3956CA
RGB	rgb(57, 86, 202)
HSL	hsl(228, 58%, 51%)
HSV	hsv(228, 72%, 79%)
CMYK	cmyk(71.8%, 57.4%, 0%, 20.8%)
CIE-LAB	lab(40.88, 29.02, -63.42)
CIE-LCH	lch(40.88, 69.74, 294.59°)
OKLab	oklab(50.13% -0.0054 -0.1829)
OKLCH	oklch(50.13% 0.183 268.3)
XYZ	xyz(15.6721, 11.7881, 57.3150)
Luminance	0.1179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3956CA #CAAD39

analogous

#399ECA #3956CA #6439CA

triadic

#3956CA #CA3956 #56CA39

tetradic

#3956CA #CA399E #CAAD39 #39CA64

square

#3956CA #CA399E #CAAD39 #39CA64

split-complementary

#3956CA #CA6439 #9ECA39

monochromatic

#1D2D6C #2A419C #3956CA #697FD7 #9AA8E4

Accessibility & contrast

On white

6.25

#3956CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#3956CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3956CA

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3956CA	#FFFFFF	#000000	##FFFFFF
##3956CA	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CE

Deuteranopia (green-blind)

#005AC8

Tritanopia (blue-blind)

#007387

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3956ca;
/* rgb */ color: rgb(57, 86, 202);
/* oklch */ color: oklch(50.1% 0.183 268.3);

Tailwind

colors: {
  custom: {
    50: '#8285db',
    500: '#3956ca',
    950: '#000000',
  },
}

SCSS

$custom: #3956ca;
$custom-light: #8285db;
$custom-dark: #000000;

JSON

{
  "hex": "#3956ca",
  "rgb": {
    "r": 57,
    "g": 86,
    "b": 202
  },
  "hsl": {
    "h": 228,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50131,
    "c": 0.18296,
    "h": 268.3
  },
  "luminance": 0.1179
}

Semantic roles & 50–950 ramp

primary

#3956CA

secondary

#D0C38F

accent

#C247E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3956CA

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

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