#2A1AA0#2A1AA0

#2A1AA0 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.7% C 0.198 H 275.0°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#2A1AA0
RGB	rgb(42, 26, 160)
HSL	hsl(247, 72%, 36%)
HSV	hsv(247, 84%, 63%)
CMYK	cmyk(73.8%, 83.8%, 0%, 37.3%)
CIE-LAB	lab(22.89, 48.41, -68.07)
CIE-LCH	lch(22.89, 83.53, 305.42°)
OKLab	oklab(35.69% 0.0173 -0.1968)
OKLCH	oklch(35.69% 0.198 275)
XYZ	xyz(7.6673, 3.7683, 33.5742)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1AA0 #90A01A

analogous

#1A4DA0 #2A1AA0 #6D1AA0

triadic

#2A1AA0 #A02A1A #1AA02A

tetradic

#2A1AA0 #A01A4D #90A01A #1AA06D

square

#2A1AA0 #A01A4D #90A01A #1AA06D

split-complementary

#2A1AA0 #A06D1A #4DA01A

monochromatic

#0E0937 #1C116B #2A1AA0 #3823D5 #6352E3

Accessibility & contrast

On white

11.97

#2A1AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#2A1AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1AA0

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1AA0	#FFFFFF	#000000	##FFFFFF
##2A1AA0	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA4

Deuteranopia (green-blind)

#00309E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2a1aa0;
/* rgb */ color: rgb(42, 26, 160);
/* oklch */ color: oklch(35.7% 0.198 275.0);

Tailwind

colors: {
  custom: {
    50: '#785cbe',
    500: '#2a1aa0',
    950: '#000000',
  },
}

SCSS

$custom: #2a1aa0;
$custom-light: #785cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1aa0",
  "rgb": {
    "r": 42,
    "g": 26,
    "b": 160
  },
  "hsl": {
    "h": 247.164,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35691,
    "c": 0.19754,
    "h": 275
  },
  "luminance": 0.03769
}

Semantic roles & 50–950 ramp

primary

#2A1AA0

secondary

#B7C550

accent

#EF39D9

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #2A1AA0

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

Preview Lab → · Contrast checker → · Palette generator →