#3A4CB9#3A4CB9

#3A4CB9 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.9% C 0.172 H 271.0°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#3A4CB9
RGB	rgb(58, 76, 185)
HSL	hsl(231, 52%, 48%)
HSV	hsv(231, 69%, 73%)
CMYK	cmyk(68.6%, 58.9%, 0%, 27.5%)
CIE-LAB	lab(37.06, 29.46, -59.72)
CIE-LCH	lch(37.06, 66.59, 296.26°)
OKLab	oklab(46.89% 0.0031 -0.1721)
OKLCH	oklch(46.89% 0.172 271)
XYZ	xyz(13.0834, 9.5700, 47.0472)
Luminance	0.0957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4CB9 #B9A73A

analogous

#3A8BB9 #3A4CB9 #673AB9

triadic

#3A4CB9 #B93A4C #4CB93A

tetradic

#3A4CB9 #B93A8B #B9A73A #3AB967

square

#3A4CB9 #B93A8B #B9A73A #3AB967

split-complementary

#3A4CB9 #B9673A #8BB93A

monochromatic

#1D265C #2B398A #3A4CB9 #6272CE #919CDC

Accessibility & contrast

On white

7.21

#3A4CB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#3A4CB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4CB9

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4CB9	#FFFFFF	#000000	##FFFFFF
##3A4CB9	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBD

Deuteranopia (green-blind)

#0052B7

Tritanopia (blue-blind)

#00677B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3a4cb9;
/* rgb */ color: rgb(58, 76, 185);
/* oklch */ color: oklch(46.9% 0.172 271.0);

Tailwind

colors: {
  custom: {
    50: '#807dcf',
    500: '#3a4cb9',
    950: '#000000',
  },
}

SCSS

$custom: #3a4cb9;
$custom-light: #807dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4cb9",
  "rgb": {
    "r": 58,
    "g": 76,
    "b": 185
  },
  "hsl": {
    "h": 231.496,
    "s": 52.263,
    "l": 47.647
  },
  "oklch": {
    "l": 0.46887,
    "c": 0.17213,
    "h": 271
  },
  "luminance": 0.09571
}

Semantic roles & 50–950 ramp

primary

#3A4CB9

secondary

#C7BE87

accent

#C74CDC

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3A4CB9

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

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