#3A289B#3A289B

#3A289B is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.1% C 0.175 H 281.2°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#3A289B
RGB	rgb(58, 40, 155)
HSL	hsl(249, 59%, 38%)
HSV	hsv(249, 74%, 61%)
CMYK	cmyk(62.6%, 74.2%, 0%, 39.2%)
CIE-LAB	lab(26.11, 41.38, -59.65)
CIE-LCH	lch(26.11, 72.60, 304.75°)
OKLab	oklab(38.11% 0.0342 -0.172)
OKLCH	oklch(38.11% 0.175 281.2)
XYZ	xyz(8.4182, 4.7831, 31.4836)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A289B #899B28

analogous

#28509B #3A289B #73289B

triadic

#3A289B #9B3A28 #289B3A

tetradic

#3A289B #9B2850 #899B28 #289B73

square

#3A289B #9B2850 #899B28 #289B73

split-complementary

#3A289B #9B7328 #509B28

monochromatic

#160F3A #281B6A #3A289B #4D35CB #7866D7

Accessibility & contrast

On white

10.73

#3A289B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3A289B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A289B

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A289B	#FFFFFF	#000000	##FFFFFF
##3A289B	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429E

Deuteranopia (green-blind)

#003A99

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3a289b;
/* rgb */ color: rgb(58, 40, 155);
/* oklch */ color: oklch(38.1% 0.175 281.2);

Tailwind

colors: {
  custom: {
    50: '#7d64ba',
    500: '#3a289b',
    950: '#000000',
  },
}

SCSS

$custom: #3a289b;
$custom-light: #7d64ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3a289b",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 155
  },
  "hsl": {
    "h": 249.391,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.38107,
    "c": 0.1754,
    "h": 281.2
  },
  "luminance": 0.04784
}

Semantic roles & 50–950 ramp

primary

#3A289B

secondary

#AFBD61

accent

#E246CA

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #3A289B

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

Preview Lab → · Contrast checker → · Palette generator →