#3A448F#3A448F

#3A448F is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.0% C 0.123 H 274.1°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#3A448F
RGB	rgb(58, 68, 143)
HSL	hsl(233, 42%, 39%)
HSV	hsv(233, 59%, 56%)
CMYK	cmyk(59.4%, 52.4%, 0%, 43.9%)
CIE-LAB	lab(31.84, 19.70, -42.96)
CIE-LCH	lch(31.84, 47.27, 294.63°)
OKLab	oklab(42% 0.0089 -0.1229)
OKLCH	oklch(42% 0.123 274.1)
XYZ	xyz(8.7684, 7.0163, 26.8735)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A448F #8F853A

analogous

#3A6F8F #3A448F #5B3A8F

triadic

#3A448F #8F3A44 #448F3A

tetradic

#3A448F #8F3A6F #8F853A #3A8F5B

square

#3A448F #8F3A6F #8F853A #3A8F5B

split-complementary

#3A448F #8F5B3A #6F8F3A

monochromatic

#171B38 #282F63 #3A448F #4F5BB7 #7A84C9

Accessibility & contrast

On white

8.74

#3A448F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#3A448F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A448F

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A448F	#FFFFFF	#000000	##FFFFFF
##3A448F	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4F92

Deuteranopia (green-blind)

#09478D

Tritanopia (blue-blind)

#005563

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3a448f;
/* rgb */ color: rgb(58, 68, 143);
/* oklch */ color: oklch(42.0% 0.123 274.1);

Tailwind

colors: {
  custom: {
    50: '#7877b0',
    500: '#3a448f',
    950: '#000000',
  },
}

SCSS

$custom: #3a448f;
$custom-light: #7877b0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a448f",
  "rgb": {
    "r": 58,
    "g": 68,
    "b": 143
  },
  "hsl": {
    "h": 232.941,
    "s": 42.289,
    "l": 39.412
  },
  "oklch": {
    "l": 0.42001,
    "c": 0.12323,
    "h": 274.1
  },
  "luminance": 0.07017
}

Semantic roles & 50–950 ramp

primary

#3A448F

secondary

#B3AB72

accent

#C356D2

background

#F7F7FA

surface

#EEEDF5

border

#C9C8CF

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #3A448F

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

Preview Lab → · Contrast checker → · Palette generator →