#2A1D75#2A1D75

#2A1D75 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.3% C 0.142 H 281.1°. Best body text is #FFFFFF at 13.72:1 contrast (WCAG AA passes).

Color values

HEX	#2A1D75
RGB	rgb(42, 29, 117)
HSL	hsl(249, 60%, 29%)
HSV	hsv(249, 75%, 46%)
CMYK	cmyk(64.1%, 75.2%, 0%, 54.1%)
CIE-LAB	lab(18.61, 33.10, -48.23)
CIE-LCH	lch(18.61, 58.50, 304.46°)
OKLab	oklab(31.27% 0.0273 -0.1391)
OKLCH	oklch(31.27% 0.142 281.1)
XYZ	xyz(4.6041, 2.6550, 17.0960)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1D75 #68751D

analogous

#1D3C75 #2A1D75 #561D75

triadic

#2A1D75 #752A1D #1D752A

tetradic

#2A1D75 #751D3C #68751D #1D7556

square

#2A1D75 #751D3C #68751D #1D7556

split-complementary

#2A1D75 #75561D #3C751D

monochromatic

#090619 #181144 #2A1D75 #3C29A6 #533DCF

Accessibility & contrast

On white

13.72

#2A1D75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#2A1D75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1D75

13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1D75	#FFFFFF	#000000	##FFFFFF
##2A1D75	1.00	13.72	1.53	13.72
#FFFFFF	13.72	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003078

Deuteranopia (green-blind)

#002A73

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #2a1d75;
/* rgb */ color: rgb(42, 29, 117);
/* oklch */ color: oklch(31.3% 0.142 281.1);

Tailwind

colors: {
  custom: {
    50: '#6e5b9e',
    500: '#2a1d75',
    950: '#000000',
  },
}

SCSS

$custom: #2a1d75;
$custom-light: #6e5b9e;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1d75",
  "rgb": {
    "r": 42,
    "g": 29,
    "b": 117
  },
  "hsl": {
    "h": 248.864,
    "s": 60.274,
    "l": 28.627
  },
  "oklch": {
    "l": 0.31271,
    "c": 0.14173,
    "h": 281.1
  },
  "luminance": 0.02655
}

Semantic roles & 50–950 ramp

primary

#2A1D75

secondary

#9AA945

accent

#E344CC

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #2A1D75

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

Preview Lab → · Contrast checker → · Palette generator →