#3A477A#3A477A

#3A477A is a dark, moderate blue. Relative luminance 0.068; OKLCH L 41.2% C 0.087 H 271.4°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#3A477A
RGB	rgb(58, 71, 122)
HSL	hsl(228, 36%, 35%)
HSV	hsv(228, 52%, 48%)
CMYK	cmyk(52.5%, 41.8%, 0%, 52.2%)
CIE-LAB	lab(31.37, 10.36, -30.72)
CIE-LCH	lch(31.37, 32.43, 288.64°)
OKLab	oklab(41.21% 0.0021 -0.087)
OKLCH	oklch(41.21% 0.087 271.4)
XYZ	xyz(7.5099, 6.8107, 19.3274)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A477A #7A6D3A

analogous

#3A677A #3A477A #4D3A7A

triadic

#3A477A #7A3A47 #477A3A

tetradic

#3A477A #7A3A67 #7A6D3A #3A7A4D

square

#3A477A #7A3A67 #7A6D3A #3A7A4D

split-complementary

#3A477A #7A4D3A #677A3A

monochromatic

#131727 #262F51 #3A477A #4E5FA3 #7281BC

Accessibility & contrast

On white

8.89

#3A477A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3A477A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A477A

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A477A	#FFFFFF	#000000	##FFFFFF
##3A477A	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)

#334D7C

Deuteranopia (green-blind)

#2C4779

Tritanopia (blue-blind)

#1F525A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3a477a;
/* rgb */ color: rgb(58, 71, 122);
/* oklch */ color: oklch(41.2% 0.087 271.4);

Tailwind

colors: {
  custom: {
    50: '#757aa1',
    500: '#3a477a',
    950: '#000000',
  },
}

SCSS

$custom: #3a477a;
$custom-light: #757aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a477a",
  "rgb": {
    "r": 58,
    "g": 71,
    "b": 122
  },
  "hsl": {
    "h": 227.813,
    "s": 35.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41214,
    "c": 0.08698,
    "h": 271.4
  },
  "luminance": 0.06811
}

Semantic roles & 50–950 ramp

primary

#3A477A

secondary

#A69A6A

accent

#B55CCC

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#08090F

muted

#7B7B7E

Preview Lab

Preview with #3A477A

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

Preview Lab → · Contrast checker → · Palette generator →