#3955AD#3955AD

#3955AD is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.7% C 0.144 H 267.4°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#3955AD
RGB	rgb(57, 85, 173)
HSL	hsl(226, 50%, 45%)
HSV	hsv(226, 67%, 68%)
CMYK	cmyk(67.1%, 50.9%, 0%, 32.2%)
CIE-LAB	lab(38.52, 19.10, -50.27)
CIE-LCH	lch(38.52, 53.78, 290.81°)
OKLab	oklab(47.69% -0.0065 -0.1442)
OKLCH	oklch(47.69% 0.144 267.4)
XYZ	xyz(12.4761, 10.3828, 40.8737)
Luminance	0.1038 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3955AD #AD9139

analogous

#398FAD #3955AD #5739AD

triadic

#3955AD #AD3955 #55AD39

tetradic

#3955AD #AD398F #AD9139 #39AD57

square

#3955AD #AD398F #AD9139 #39AD57

split-complementary

#3955AD #AD5739 #8FAD39

monochromatic

#1B2851 #2A3E7F #3955AD #5A75C9 #889CD8

Accessibility & contrast

On white

6.83

#3955AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#3955AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3955AD

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3955AD	#FFFFFF	#000000	##FFFFFF
##3955AD	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2260B0

Deuteranopia (green-blind)

#0056AB

Tritanopia (blue-blind)

#006A79

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3955ad;
/* rgb */ color: rgb(57, 85, 173);
/* oklch */ color: oklch(47.7% 0.144 267.4);

Tailwind

colors: {
  custom: {
    50: '#7c84c6',
    500: '#3955ad',
    950: '#000000',
  },
}

SCSS

$custom: #3955ad;
$custom-light: #7c84c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3955ad",
  "rgb": {
    "r": 57,
    "g": 85,
    "b": 173
  },
  "hsl": {
    "h": 225.517,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47694,
    "c": 0.14437,
    "h": 267.4
  },
  "luminance": 0.10384
}

Semantic roles & 50–950 ramp

primary

#3955AD

secondary

#C2B280

accent

#B84EDA

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3955AD

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

Preview Lab → · Contrast checker → · Palette generator →