#3B499A#3B499A

#3B499A is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.9% C 0.132 H 272.4°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#3B499A
RGB	rgb(59, 73, 154)
HSL	hsl(231, 45%, 42%)
HSV	hsv(231, 62%, 60%)
CMYK	cmyk(61.7%, 52.6%, 0%, 39.6%)
CIE-LAB	lab(34.04, 20.49, -46.12)
CIE-LCH	lch(34.04, 50.47, 293.95°)
OKLab	oklab(43.92% 0.0056 -0.1321)
OKLCH	oklch(43.92% 0.132 272.4)
XYZ	xyz(10.0170, 8.0272, 31.5871)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B499A #9A8C3B

analogous

#3B799A #3B499A #5D3B9A

triadic

#3B499A #9A3B49 #499A3B

tetradic

#3B499A #9A3B79 #9A8C3B #3B9A5D

square

#3B499A #9A3B79 #9A8C3B #3B9A5D

split-complementary

#3B499A #9A5D3B #799A3B

monochromatic

#191F42 #2A346E #3B499A #5564BE #818CCF

Accessibility & contrast

On white

8.06

#3B499A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3B499A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B499A

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B499A	#FFFFFF	#000000	##FFFFFF
##3B499A	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A549D

Deuteranopia (green-blind)

#004C98

Tritanopia (blue-blind)

#005C6A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3b499a;
/* rgb */ color: rgb(59, 73, 154);
/* oklch */ color: oklch(43.9% 0.132 272.4);

Tailwind

colors: {
  custom: {
    50: '#7a7bb8',
    500: '#3b499a',
    950: '#000000',
  },
}

SCSS

$custom: #3b499a;
$custom-light: #7a7bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#3b499a",
  "rgb": {
    "r": 59,
    "g": 73,
    "b": 154
  },
  "hsl": {
    "h": 231.158,
    "s": 44.601,
    "l": 41.765
  },
  "oklch": {
    "l": 0.43917,
    "c": 0.13224,
    "h": 272.4
  },
  "luminance": 0.08028
}

Semantic roles & 50–950 ramp

primary

#3B499A

secondary

#B8AF78

accent

#C153D4

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0911

muted

#7C7B80

Preview Lab

Preview with #3B499A

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

Preview Lab → · Contrast checker → · Palette generator →