#3A289C#3A289C

#3A289C is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.2% C 0.177 H 281.1°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#3A289C
RGB	rgb(58, 40, 156)
HSL	hsl(249, 59%, 38%)
HSV	hsv(249, 74%, 61%)
CMYK	cmyk(62.8%, 74.4%, 0%, 38.8%)
CIE-LAB	lab(26.21, 41.69, -60.10)
CIE-LCH	lch(26.21, 73.15, 304.75°)
OKLab	oklab(38.21% 0.034 -0.1733)
OKLCH	oklch(38.21% 0.177 281.1)
XYZ	xyz(8.5026, 4.8168, 31.9277)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A289C #8A9C28

analogous

#28509C #3A289C #74289C

triadic

#3A289C #9C3A28 #289C3A

tetradic

#3A289C #9C2850 #8A9C28 #289C74

square

#3A289C #9C2850 #8A9C28 #289C74

split-complementary

#3A289C #9C7428 #509C28

monochromatic

#160F3B #281C6B #3A289C #4D36CB #7867D8

Accessibility & contrast

On white

10.70

#3A289C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3A289C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A289C

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A289C	#FFFFFF	#000000	##FFFFFF
##3A289C	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429F

Deuteranopia (green-blind)

#003A9A

Tritanopia (blue-blind)

#004860

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3a289c;
/* rgb */ color: rgb(58, 40, 156);
/* oklch */ color: oklch(38.2% 0.177 281.1);

Tailwind

colors: {
  custom: {
    50: '#7d64ba',
    500: '#3a289c',
    950: '#000000',
  },
}

SCSS

$custom: #3a289c;
$custom-light: #7d64ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3a289c",
  "rgb": {
    "r": 58,
    "g": 40,
    "b": 156
  },
  "hsl": {
    "h": 249.31,
    "s": 59.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.38206,
    "c": 0.17664,
    "h": 281.1
  },
  "luminance": 0.04817
}

Semantic roles & 50–950 ramp

primary

#3A289C

secondary

#B0BE62

accent

#E245CA

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3A289C

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

Preview Lab → · Contrast checker → · Palette generator →