#3954A4#3954A4

#3954A4 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.8% C 0.133 H 267.1°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#3954A4
RGB	rgb(57, 84, 164)
HSL	hsl(225, 48%, 43%)
HSV	hsv(225, 65%, 64%)
CMYK	cmyk(65.2%, 48.8%, 0%, 35.7%)
CIE-LAB	lab(37.64, 16.48, -46.34)
CIE-LCH	lch(37.64, 49.18, 289.58°)
OKLab	oklab(46.84% -0.0066 -0.1326)
OKLCH	oklch(46.84% 0.133 267.1)
XYZ	xyz(11.5562, 9.8898, 36.4147)
Luminance	0.0989 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3954A4 #A48939

analogous

#3989A4 #3954A4 #5339A4

triadic

#3954A4 #A43954 #54A439

tetradic

#3954A4 #A43989 #A48939 #39A453

square

#3954A4 #A43989 #A48939 #39A453

split-complementary

#3954A4 #A45339 #89A439

monochromatic

#192549 #293D77 #3954A4 #5672C4 #8398D4

Accessibility & contrast

On white

7.05

#3954A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#3954A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3954A4

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3954A4	#FFFFFF	#000000	##FFFFFF
##3954A4	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5EA7

Deuteranopia (green-blind)

#1354A2

Tritanopia (blue-blind)

#006674

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3954a4;
/* rgb */ color: rgb(57, 84, 164);
/* oklch */ color: oklch(46.8% 0.133 267.1);

Tailwind

colors: {
  custom: {
    50: '#7b83bf',
    500: '#3954a4',
    950: '#000000',
  },
}

SCSS

$custom: #3954a4;
$custom-light: #7b83bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3954a4",
  "rgb": {
    "r": 57,
    "g": 84,
    "b": 164
  },
  "hsl": {
    "h": 224.86,
    "s": 48.416,
    "l": 43.333
  },
  "oklch": {
    "l": 0.46835,
    "c": 0.13282,
    "h": 267.1
  },
  "luminance": 0.09891
}

Semantic roles & 50–950 ramp

primary

#3954A4

secondary

#BEAD7B

accent

#B650D8

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3954A4

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

Preview Lab → · Contrast checker → · Palette generator →