#3958A4#3958A4

#3958A4 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.7% C 0.128 H 265.2°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#3958A4
RGB	rgb(57, 88, 164)
HSL	hsl(223, 48%, 43%)
HSV	hsv(223, 65%, 64%)
CMYK	cmyk(65.2%, 46.3%, 0%, 35.7%)
CIE-LAB	lab(38.77, 13.87, -44.52)
CIE-LCH	lch(38.77, 46.63, 287.30°)
OKLab	oklab(47.7% -0.0107 -0.1272)
OKLCH	oklch(47.7% 0.128 265.2)
XYZ	xyz(11.8756, 10.5285, 36.5211)
Luminance	0.1053 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3958A4 #A48539

analogous

#398DA4 #3958A4 #4F39A4

triadic

#3958A4 #A43958 #58A439

tetradic

#3958A4 #A4398D #A48539 #39A44F

square

#3958A4 #A4398D #A48539 #39A44F

split-complementary

#3958A4 #A44F39 #8DA439

monochromatic

#192749 #294077 #3958A4 #5676C4 #839BD4

Accessibility & contrast

On white

6.76

#3958A4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3958A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3958A4

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3958A4	#FFFFFF	#000000	##FFFFFF
##3958A4	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3360A7

Deuteranopia (green-blind)

#2057A2

Tritanopia (blue-blind)

#006976

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3958a4;
/* rgb */ color: rgb(57, 88, 164);
/* oklch */ color: oklch(47.7% 0.128 265.2);

Tailwind

colors: {
  custom: {
    50: '#7b86bf',
    500: '#3958a4',
    950: '#000000',
  },
}

SCSS

$custom: #3958a4;
$custom-light: #7b86bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3958a4",
  "rgb": {
    "r": 57,
    "g": 88,
    "b": 164
  },
  "hsl": {
    "h": 222.617,
    "s": 48.416,
    "l": 43.333
  },
  "oklch": {
    "l": 0.477,
    "c": 0.1277,
    "h": 265.2
  },
  "luminance": 0.1053
}

Semantic roles & 50–950 ramp

primary

#3958A4

secondary

#BEAA7B

accent

#B150D8

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3958A4

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

Preview Lab → · Contrast checker → · Palette generator →