#2A1A7B#2A1A7B

#2A1A7B is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.5% C 0.153 H 280.5°. Best body text is #FFFFFF at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#2A1A7B
RGB	rgb(42, 26, 123)
HSL	hsl(250, 65%, 29%)
HSV	hsv(250, 79%, 48%)
CMYK	cmyk(65.9%, 78.9%, 0%, 51.8%)
CIE-LAB	lab(18.63, 36.80, -52.04)
CIE-LCH	lch(18.63, 63.73, 305.27°)
OKLab	oklab(31.48% 0.028 -0.1502)
OKLCH	oklch(31.48% 0.153 280.5)
XYZ	xyz(4.8983, 2.6607, 18.9905)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1A7B #6B7B1A

analogous

#1A3B7B #2A1A7B #5B1A7B

triadic

#2A1A7B #7B2A1A #1A7B2A

tetradic

#2A1A7B #7B1A3B #6B7B1A #1A7B5B

square

#2A1A7B #7B1A3B #6B7B1A #1A7B5B

split-complementary

#2A1A7B #7B5B1A #3B7B1A

monochromatic

#090519 #190F48 #2A1A7B #3B25AE #543AD5

Accessibility & contrast

On white

13.71

#2A1A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#2A1A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1A7B

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1A7B	#FFFFFF	#000000	##FFFFFF
##2A1A7B	1.00	13.71	1.53	13.71
#FFFFFF	13.71	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317E

Deuteranopia (green-blind)

#002A79

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #2a1a7b;
/* rgb */ color: rgb(42, 26, 123);
/* oklch */ color: oklch(31.5% 0.153 280.5);

Tailwind

colors: {
  custom: {
    50: '#6f59a2',
    500: '#2a1a7b',
    950: '#000000',
  },
}

SCSS

$custom: #2a1a7b;
$custom-light: #6f59a2;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1a7b",
  "rgb": {
    "r": 42,
    "g": 26,
    "b": 123
  },
  "hsl": {
    "h": 249.897,
    "s": 65.101,
    "l": 29.216
  },
  "oklch": {
    "l": 0.31479,
    "c": 0.15275,
    "h": 280.5
  },
  "luminance": 0.02661
}

Semantic roles & 50–950 ramp

primary

#2A1A7B

secondary

#9DAF42

accent

#E840CC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #2A1A7B

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

Preview Lab → · Contrast checker → · Palette generator →