#2A25A3#2A25A3

#2A25A3 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.4% C 0.192 H 273.7°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#2A25A3
RGB	rgb(42, 37, 163)
HSL	hsl(242, 63%, 39%)
HSV	hsv(242, 77%, 64%)
CMYK	cmyk(74.2%, 77.3%, 0%, 36.1%)
CIE-LAB	lab(25.13, 43.86, -66.17)
CIE-LCH	lch(25.13, 79.39, 303.53°)
OKLab	oklab(37.35% 0.0123 -0.1914)
OKLCH	oklch(37.35% 0.192 273.7)
XYZ	xyz(8.2251, 4.4589, 35.0704)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A25A3 #9EA325

analogous

#255FA3 #2A25A3 #6925A3

triadic

#2A25A3 #A32A25 #25A32A

tetradic

#2A25A3 #A3255F #9EA325 #25A369

square

#2A25A3 #A3255F #9EA325 #25A369

split-complementary

#2A25A3 #A36925 #5FA325

monochromatic

#100E3F #1D1A71 #2A25A3 #3A34D1 #6B66DC

Accessibility & contrast

On white

11.10

#2A25A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2A25A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A25A3

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A25A3	#FFFFFF	#000000	##FFFFFF
##2A25A3	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A7

Deuteranopia (green-blind)

#0036A1

Tritanopia (blue-blind)

#004B63

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a25a3;
/* rgb */ color: rgb(42, 37, 163);
/* oklch */ color: oklch(37.4% 0.192 273.7);

Tailwind

colors: {
  custom: {
    50: '#7862c0',
    500: '#2a25a3',
    950: '#000000',
  },
}

SCSS

$custom: #2a25a3;
$custom-light: #7862c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a25a3",
  "rgb": {
    "r": 42,
    "g": 37,
    "b": 163
  },
  "hsl": {
    "h": 242.381,
    "s": 63,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37355,
    "c": 0.19184,
    "h": 273.7
  },
  "luminance": 0.0446
}

Semantic roles & 50–950 ramp

primary

#2A25A3

secondary

#BEC262

accent

#E642E0

background

#F8F5FB

surface

#EFEAF7

border

#CAC6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2A25A3

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

Preview Lab → · Contrast checker → · Palette generator →