#2A2FA4#2A2FA4

#2A2FA4 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.9% C 0.183 H 272.2°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#2A2FA4
RGB	rgb(42, 47, 164)
HSL	hsl(238, 59%, 40%)
HSV	hsv(238, 74%, 64%)
CMYK	cmyk(74.4%, 71.3%, 0%, 35.7%)
CIE-LAB	lab(27.31, 38.39, -63.19)
CIE-LCH	lch(27.31, 73.94, 301.28°)
OKLab	oklab(38.93% 0.0072 -0.1828)
OKLCH	oklch(38.93% 0.183 272.2)
XYZ	xyz(8.6699, 5.2047, 35.6624)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2FA4 #A49F2A

analogous

#2A6CA4 #2A2FA4 #622AA4

triadic

#2A2FA4 #A42A2F #2FA42A

tetradic

#2A2FA4 #A42A6C #A49F2A #2AA462

square

#2A2FA4 #A42A6C #A49F2A #2AA462

split-complementary

#2A2FA4 #A4622A #6CA42A

monochromatic

#111343 #1E2173 #2A2FA4 #3E44CD #6E73DA

Accessibility & contrast

On white

10.29

#2A2FA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2A2FA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2FA4

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2FA4	#FFFFFF	#000000	##FFFFFF
##2A2FA4	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A8

Deuteranopia (green-blind)

#003BA2

Tritanopia (blue-blind)

#005066

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2a2fa4;
/* rgb */ color: rgb(42, 47, 164);
/* oklch */ color: oklch(38.9% 0.183 272.2);

Tailwind

colors: {
  custom: {
    50: '#7768c0',
    500: '#2a2fa4',
    950: '#000000',
  },
}

SCSS

$custom: #2a2fa4;
$custom-light: #7768c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2fa4",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 164
  },
  "hsl": {
    "h": 237.541,
    "s": 59.223,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38935,
    "c": 0.18296,
    "h": 272.2
  },
  "luminance": 0.05206
}

Semantic roles & 50–950 ramp

primary

#2A2FA4

secondary

#C1BD69

accent

#DC45E2

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2A2FA4

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

Preview Lab → · Contrast checker → · Palette generator →