#3A438C#3A438C

#3A438C is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.6% C 0.120 H 274.6°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#3A438C
RGB	rgb(58, 67, 140)
HSL	hsl(233, 41%, 39%)
HSV	hsv(233, 59%, 55%)
CMYK	cmyk(58.6%, 52.1%, 0%, 45.1%)
CIE-LAB	lab(31.36, 19.31, -41.90)
CIE-LCH	lch(31.36, 46.13, 294.74°)
OKLab	oklab(41.57% 0.0097 -0.1198)
OKLCH	oklch(41.57% 0.12 274.6)
XYZ	xyz(8.4842, 6.8067, 25.6726)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A438C #8C833A

analogous

#3A6C8C #3A438C #5A3A8C

triadic

#3A438C #8C3A43 #438C3A

tetradic

#3A438C #8C3A6C #8C833A #3A8C5A

square

#3A438C #8C3A6C #8C833A #3A8C5A

split-complementary

#3A438C #8C5A3A #6C8C3A

monochromatic

#161A35 #282E61 #3A438C #4E59B6 #7982C7

Accessibility & contrast

On white

8.89

#3A438C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3A438C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A438C

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A438C	#FFFFFF	#000000	##FFFFFF
##3A438C	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4D8F

Deuteranopia (green-blind)

#0D468A

Tritanopia (blue-blind)

#065461

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3a438c;
/* rgb */ color: rgb(58, 67, 140);
/* oklch */ color: oklch(41.6% 0.120 274.6);

Tailwind

colors: {
  custom: {
    50: '#7877ae',
    500: '#3a438c',
    950: '#000000',
  },
}

SCSS

$custom: #3a438c;
$custom-light: #7877ae;
$custom-dark: #000000;

JSON

{
  "hex": "#3a438c",
  "rgb": {
    "r": 58,
    "g": 67,
    "b": 140
  },
  "hsl": {
    "h": 233.415,
    "s": 41.414,
    "l": 38.824
  },
  "oklch": {
    "l": 0.41573,
    "c": 0.12018,
    "h": 274.6
  },
  "luminance": 0.06807
}

Semantic roles & 50–950 ramp

primary

#3A438C

secondary

#B1AA71

accent

#C457D1

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #3A438C

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

Preview Lab → · Contrast checker → · Palette generator →