#3B489D#3B489D

#3B489D is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.9% C 0.138 H 272.9°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#3B489D
RGB	rgb(59, 72, 157)
HSL	hsl(232, 45%, 42%)
HSV	hsv(232, 62%, 62%)
CMYK	cmyk(62.4%, 54.1%, 0%, 38.4%)
CIE-LAB	lab(33.98, 22.22, -48.03)
CIE-LCH	lch(33.98, 52.92, 294.82°)
OKLab	oklab(43.94% 0.0069 -0.1378)
OKLCH	oklch(43.94% 0.138 272.9)
XYZ	xyz(10.2048, 7.9980, 32.8978)
Luminance	0.0800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B489D #9D903B

analogous

#3B799D #3B489D #5F3B9D

triadic

#3B489D #9D3B48 #489D3B

tetradic

#3B489D #9D3B79 #9D903B #3B9D5F

square

#3B489D #9D3B79 #9D903B #3B9D5F

split-complementary

#3B489D #9D5F3B #799D3B

monochromatic

#1A1F44 #2A3471 #3B489D #5664BF #828DD0

Accessibility & contrast

On white

8.08

#3B489D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3B489D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B489D

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B489D	#FFFFFF	#000000	##FFFFFF
##3B489D	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1154A0

Deuteranopia (green-blind)

#004C9B

Tritanopia (blue-blind)

#005C6B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3b489d;
/* rgb */ color: rgb(59, 72, 157);
/* oklch */ color: oklch(43.9% 0.138 272.9);

Tailwind

colors: {
  custom: {
    50: '#7b7aba',
    500: '#3b489d',
    950: '#000000',
  },
}

SCSS

$custom: #3b489d;
$custom-light: #7b7aba;
$custom-dark: #000000;

JSON

{
  "hex": "#3b489d",
  "rgb": {
    "r": 59,
    "g": 72,
    "b": 157
  },
  "hsl": {
    "h": 232.041,
    "s": 45.37,
    "l": 42.353
  },
  "oklch": {
    "l": 0.43939,
    "c": 0.13793,
    "h": 272.9
  },
  "luminance": 0.07999
}

Semantic roles & 50–950 ramp

primary

#3B489D

secondary

#BAB17A

accent

#C453D5

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3B489D

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

Preview Lab → · Contrast checker → · Palette generator →