#2A2599#2A2599

#2A2599 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.3% C 0.179 H 274.6°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#2A2599
RGB	rgb(42, 37, 153)
HSL	hsl(243, 61%, 37%)
HSV	hsv(243, 76%, 60%)
CMYK	cmyk(72.5%, 75.8%, 0%, 40%)
CIE-LAB	lab(24.05, 40.54, -61.87)
CIE-LCH	lch(24.05, 73.97, 303.24°)
OKLab	oklab(36.27% 0.0144 -0.1789)
OKLCH	oklch(36.27% 0.18 274.6)
XYZ	xyz(7.3643, 4.1146, 30.5369)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2599 #949925

analogous

#255A99 #2A2599 #642599

triadic

#2A2599 #992A25 #25992A

tetradic

#2A2599 #99255A #949925 #259964

square

#2A2599 #99255A #949925 #259964

split-complementary

#2A2599 #996425 #5A9925

monochromatic

#0F0D36 #1C1968 #2A2599 #3831CA #6560D9

Accessibility & contrast

On white

11.52

#2A2599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2A2599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2599

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2599	#FFFFFF	#000000	##FFFFFF
##2A2599	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9C

Deuteranopia (green-blind)

#003497

Tritanopia (blue-blind)

#00475D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2a2599;
/* rgb */ color: rgb(42, 37, 153);
/* oklch */ color: oklch(36.3% 0.179 274.6);

Tailwind

colors: {
  custom: {
    50: '#7561b8',
    500: '#2a2599',
    950: '#000000',
  },
}

SCSS

$custom: #2a2599;
$custom-light: #7561b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2599",
  "rgb": {
    "r": 42,
    "g": 37,
    "b": 153
  },
  "hsl": {
    "h": 242.586,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.36265,
    "c": 0.1795,
    "h": 274.6
  },
  "luminance": 0.04115
}

Semantic roles & 50–950 ramp

primary

#2A2599

secondary

#B9BE5C

accent

#E444DD

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2A2599

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

Preview Lab → · Contrast checker → · Palette generator →