#3B4E73#3B4E73

#3B4E73 is a dark, moderate blue. Relative luminance 0.076; OKLCH L 42.5% C 0.066 H 263.0°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#3B4E73
RGB	rgb(59, 78, 115)
HSL	hsl(220, 32%, 34%)
HSV	hsv(220, 49%, 45%)
CMYK	cmyk(48.7%, 32.2%, 0%, 54.9%)
CIE-LAB	lab(33.17, 3.67, -23.52)
CIE-LCH	lch(33.17, 23.80, 278.88°)
OKLab	oklab(42.5% -0.008 -0.0659)
OKLCH	oklch(42.5% 0.066 263)
XYZ	xyz(7.6215, 7.6159, 17.2847)
Luminance	0.0762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4E73 #73603B

analogous

#3B6A73 #3B4E73 #443B73

triadic

#3B4E73 #733B4E #4E733B

tetradic

#3B4E73 #733B6A #73603B #3B7344

square

#3B4E73 #733B6A #73603B #3B7344

split-complementary

#3B4E73 #73443B #6A733B

monochromatic

#111722 #26334B #3B4E73 #50699B #7289B7

Accessibility & contrast

On white

8.32

#3B4E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3B4E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4E73

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4E73	#FFFFFF	#000000	##FFFFFF
##3B4E73	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405175

Deuteranopia (green-blind)

#3A4C72

Tritanopia (blue-blind)

#25565B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3b4e73;
/* rgb */ color: rgb(59, 78, 115);
/* oklch */ color: oklch(42.5% 0.066 263.0);

Tailwind

colors: {
  custom: {
    50: '#747f9b',
    500: '#3b4e73',
    950: '#000000',
  },
}

SCSS

$custom: #3b4e73;
$custom-light: #747f9b;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4e73",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 115
  },
  "hsl": {
    "h": 219.643,
    "s": 32.184,
    "l": 34.118
  },
  "oklch": {
    "l": 0.425,
    "c": 0.06642,
    "h": 263
  },
  "luminance": 0.07616
}

Semantic roles & 50–950 ramp

primary

#3B4E73

secondary

#A08E69

accent

#A55FC8

background

#F7F7F9

surface

#EDEEF2

border

#C8C9CC

text

#080A0E

muted

#7B7C7E

Preview Lab

Preview with #3B4E73

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

Preview Lab → · Contrast checker → · Palette generator →