#3A477E#3A477E

#3A477E is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.5% C 0.093 H 271.8°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#3A477E
RGB	rgb(58, 71, 126)
HSL	hsl(229, 37%, 36%)
HSV	hsv(229, 54%, 49%)
CMYK	cmyk(54%, 43.7%, 0%, 50.6%)
CIE-LAB	lab(31.61, 11.74, -32.85)
CIE-LCH	lch(31.61, 34.88, 289.67°)
OKLab	oklab(41.47% 0.0029 -0.0932)
OKLCH	oklch(41.47% 0.093 271.8)
XYZ	xyz(7.7628, 6.9119, 20.6597)
Luminance	0.0691 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A477E #7E713A

analogous

#3A697E #3A477E #4F3A7E

triadic

#3A477E #7E3A47 #477E3A

tetradic

#3A477E #7E3A69 #7E713A #3A7E4F

square

#3A477E #7E3A69 #7E713A #3A7E4F

split-complementary

#3A477E #7E4F3A #697E3A

monochromatic

#13182A #272F54 #3A477E #4D5FA8 #7482BF

Accessibility & contrast

On white

8.81

#3A477E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3A477E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A477E

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A477E	#FFFFFF	#000000	##FFFFFF
##3A477E	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304D80

Deuteranopia (green-blind)

#29487D

Tritanopia (blue-blind)

#1B535C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3a477e;
/* rgb */ color: rgb(58, 71, 126);
/* oklch */ color: oklch(41.5% 0.093 271.8);

Tailwind

colors: {
  custom: {
    50: '#757aa4',
    500: '#3a477e',
    950: '#000000',
  },
}

SCSS

$custom: #3a477e;
$custom-light: #757aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#3a477e",
  "rgb": {
    "r": 58,
    "g": 71,
    "b": 126
  },
  "hsl": {
    "h": 228.529,
    "s": 36.957,
    "l": 36.078
  },
  "oklch": {
    "l": 0.41469,
    "c": 0.09321,
    "h": 271.8
  },
  "luminance": 0.06912
}

Semantic roles & 50–950 ramp

primary

#3A477E

secondary

#A89D6C

accent

#B75BCD

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#09090F

muted

#7B7B7F

Preview Lab

Preview with #3A477E

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

Preview Lab → · Contrast checker → · Palette generator →