#2A1B95#2A1B95

#2A1B95 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.5% C 0.184 H 276.3°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#2A1B95
RGB	rgb(42, 27, 149)
HSL	hsl(247, 69%, 35%)
HSV	hsv(247, 82%, 58%)
CMYK	cmyk(71.8%, 81.9%, 0%, 41.6%)
CIE-LAB	lab(21.75, 44.56, -63.21)
CIE-LCH	lch(21.75, 77.34, 305.18°)
OKLab	oklab(34.52% 0.0201 -0.1827)
OKLCH	oklch(34.52% 0.184 276.3)
XYZ	xyz(6.7698, 3.4454, 28.7362)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1B95 #86951B

analogous

#1B4995 #2A1B95 #671B95

triadic

#2A1B95 #952A1B #1B952A

tetradic

#2A1B95 #951B49 #86951B #1B9567

square

#2A1B95 #951B49 #86951B #1B9567

split-complementary

#2A1B95 #95671B #49951B

monochromatic

#0D082D #1B1261 #2A1B95 #3924C9 #5E4CDF

Accessibility & contrast

On white

12.43

#2A1B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2A1B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1B95

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1B95	#FFFFFF	#000000	##FFFFFF
##2A1B95	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003998

Deuteranopia (green-blind)

#002F93

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2a1b95;
/* rgb */ color: rgb(42, 27, 149);
/* oklch */ color: oklch(34.5% 0.184 276.3);

Tailwind

colors: {
  custom: {
    50: '#755bb5',
    500: '#2a1b95',
    950: '#000000',
  },
}

SCSS

$custom: #2a1b95;
$custom-light: #755bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1b95",
  "rgb": {
    "r": 42,
    "g": 27,
    "b": 149
  },
  "hsl": {
    "h": 247.377,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34521,
    "c": 0.1838,
    "h": 276.3
  },
  "luminance": 0.03446
}

Semantic roles & 50–950 ramp

primary

#2A1B95

secondary

#B2C14B

accent

#EC3CD6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2A1B95

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

Preview Lab → · Contrast checker → · Palette generator →