#3A279C#3A279C

#3A279C is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.1% C 0.178 H 281.2°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#3A279C
RGB	rgb(58, 39, 156)
HSL	hsl(250, 60%, 38%)
HSV	hsv(250, 75%, 61%)
CMYK	cmyk(62.8%, 75%, 0%, 38.8%)
CIE-LAB	lab(26.01, 42.24, -60.42)
CIE-LCH	lch(26.01, 73.73, 304.96°)
OKLab	oklab(38.07% 0.0347 -0.1743)
OKLCH	oklch(38.07% 0.178 281.2)
XYZ	xyz(8.4693, 4.7503, 31.9166)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A279C #899C27

analogous

#274E9C #3A279C #74279C

triadic

#3A279C #9C3A27 #279C3A

tetradic

#3A279C #9C274E #899C27 #279C74

square

#3A279C #9C274E #899C27 #279C74

split-complementary

#3A279C #9C7427 #4E9C27

monochromatic

#160F3A #281B6B #3A279C #4D34CC #7865D8

Accessibility & contrast

On white

10.77

#3A279C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#3A279C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A279C

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A279C	#FFFFFF	#000000	##FFFFFF
##3A279C	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429F

Deuteranopia (green-blind)

#00399A

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3a279c;
/* rgb */ color: rgb(58, 39, 156);
/* oklch */ color: oklch(38.1% 0.178 281.2);

Tailwind

colors: {
  custom: {
    50: '#7d64ba',
    500: '#3a279c',
    950: '#000000',
  },
}

SCSS

$custom: #3a279c;
$custom-light: #7d64ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3a279c",
  "rgb": {
    "r": 58,
    "g": 39,
    "b": 156
  },
  "hsl": {
    "h": 249.744,
    "s": 60,
    "l": 38.235
  },
  "oklch": {
    "l": 0.38068,
    "c": 0.17769,
    "h": 281.2
  },
  "luminance": 0.04751
}

Semantic roles & 50–950 ramp

primary

#3A279C

secondary

#AFBE61

accent

#E345C9

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #3A279C

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

Preview Lab → · Contrast checker → · Palette generator →