#2A1BA5#2A1BA5

#2A1BA5 is a dark, highly saturated blue. Relative luminance 0.040; OKLCH L 36.4% C 0.203 H 274.4°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#2A1BA5
RGB	rgb(42, 27, 165)
HSL	hsl(247, 72%, 38%)
HSV	hsv(247, 84%, 65%)
CMYK	cmyk(74.5%, 83.6%, 0%, 35.3%)
CIE-LAB	lab(23.64, 49.48, -69.86)
CIE-LCH	lch(23.64, 85.60, 305.31°)
OKLab	oklab(36.38% 0.0156 -0.202)
OKLCH	oklch(36.38% 0.203 274.4)
XYZ	xyz(8.1361, 3.9919, 35.9317)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1BA5 #96A51B

analogous

#1B51A5 #2A1BA5 #6F1BA5

triadic

#2A1BA5 #A52A1B #1BA52A

tetradic

#2A1BA5 #A51B51 #96A51B #1BA56F

square

#2A1BA5 #A51B51 #96A51B #1BA56F

split-complementary

#2A1BA5 #A56F1B #51A51B

monochromatic

#0F0A3C #1D1270 #2A1BA5 #3724DA #6657E3

Accessibility & contrast

On white

11.68

#2A1BA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2A1BA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1BA5

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1BA5	#FFFFFF	#000000	##FFFFFF
##2A1BA5	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA9

Deuteranopia (green-blind)

#0032A3

Tritanopia (blue-blind)

#004862

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2a1ba5;
/* rgb */ color: rgb(42, 27, 165);
/* oklch */ color: oklch(36.4% 0.203 274.4);

Tailwind

colors: {
  custom: {
    50: '#795dc1',
    500: '#2a1ba5',
    950: '#000000',
  },
}

SCSS

$custom: #2a1ba5;
$custom-light: #795dc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1ba5",
  "rgb": {
    "r": 42,
    "g": 27,
    "b": 165
  },
  "hsl": {
    "h": 246.522,
    "s": 71.875,
    "l": 37.647
  },
  "oklch": {
    "l": 0.36384,
    "c": 0.20259,
    "h": 274.4
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#2A1BA5

secondary

#BAC755

accent

#EF39DB

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #2A1BA5

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

Preview Lab → · Contrast checker → · Palette generator →