#3954AC#3954AC

#3954AC is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.4% C 0.144 H 267.8°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#3954AC
RGB	rgb(57, 84, 172)
HSL	hsl(226, 50%, 45%)
HSV	hsv(226, 67%, 67%)
CMYK	cmyk(66.9%, 51.2%, 0%, 32.5%)
CIE-LAB	lab(38.18, 19.39, -50.23)
CIE-LCH	lch(38.18, 53.85, 291.11°)
OKLab	oklab(47.41% -0.0056 -0.1441)
OKLCH	oklch(47.41% 0.144 267.8)
XYZ	xyz(12.3015, 10.1879, 40.3399)
Luminance	0.1019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3954AC #AC9139

analogous

#398EAC #3954AC #5839AC

triadic

#3954AC #AC3954 #54AC39

tetradic

#3954AC #AC398E #AC9139 #39AC58

square

#3954AC #AC398E #AC9139 #39AC58

split-complementary

#3954AC #AC5839 #8EAC39

monochromatic

#1B2750 #2A3E7E #3954AC #5A74C8 #889BD8

Accessibility & contrast

On white

6.91

#3954AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#3954AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3954AC

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3954AC	#FFFFFF	#000000	##FFFFFF
##3954AC	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#215FAF

Deuteranopia (green-blind)

#0055AA

Tritanopia (blue-blind)

#006978

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3954ac;
/* rgb */ color: rgb(57, 84, 172);
/* oklch */ color: oklch(47.4% 0.144 267.8);

Tailwind

colors: {
  custom: {
    50: '#7c83c5',
    500: '#3954ac',
    950: '#000000',
  },
}

SCSS

$custom: #3954ac;
$custom-light: #7c83c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3954ac",
  "rgb": {
    "r": 57,
    "g": 84,
    "b": 172
  },
  "hsl": {
    "h": 225.913,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.47412,
    "c": 0.14423,
    "h": 267.8
  },
  "luminance": 0.10189
}

Semantic roles & 50–950 ramp

primary

#3954AC

secondary

#C2B27F

accent

#B94EDA

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3954AC

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

Preview Lab → · Contrast checker → · Palette generator →