#2A2571#2A2571

#2A2571 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.2% C 0.126 H 279.5°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#2A2571
RGB	rgb(42, 37, 113)
HSL	hsl(244, 51%, 29%)
HSV	hsv(244, 67%, 44%)
CMYK	cmyk(62.8%, 67.3%, 0%, 55.7%)
CIE-LAB	lab(20.07, 26.67, -43.25)
CIE-LCH	lch(20.07, 50.82, 301.66°)
OKLab	oklab(32.21% 0.0209 -0.1245)
OKLCH	oklch(32.21% 0.126 279.5)
XYZ	xyz(4.5961, 3.0073, 15.9579)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2571 #6C7125

analogous

#254671 #2A2571 #502571

triadic

#2A2571 #712A25 #25712A

tetradic

#2A2571 #712546 #6C7125 #257150

square

#2A2571 #712546 #6C7125 #257150

split-complementary

#2A2571 #715025 #467125

monochromatic

#090817 #191643 #2A2571 #3B349F #544CC4

Accessibility & contrast

On white

13.11

#2A2571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#2A2571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2571

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2571	#FFFFFF	#000000	##FFFFFF
##2A2571	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003373

Deuteranopia (green-blind)

#002D70

Tritanopia (blue-blind)

#003847

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2a2571;
/* rgb */ color: rgb(42, 37, 113);
/* oklch */ color: oklch(32.2% 0.126 279.5);

Tailwind

colors: {
  custom: {
    50: '#6c609b',
    500: '#2a2571',
    950: '#000000',
  },
}

SCSS

$custom: #2a2571;
$custom-light: #6c609b;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2571",
  "rgb": {
    "r": 42,
    "g": 37,
    "b": 113
  },
  "hsl": {
    "h": 243.947,
    "s": 50.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32209,
    "c": 0.12624,
    "h": 279.5
  },
  "luminance": 0.03008
}

Semantic roles & 50–950 ramp

primary

#2A2571

secondary

#9EA44E

accent

#DA4ED1

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #2A2571

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

Preview Lab → · Contrast checker → · Palette generator →