#2A2F8A#2A2F8A

#2A2F8A is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.148 H 273.9°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F8A
RGB	rgb(42, 47, 138)
HSL	hsl(237, 53%, 35%)
HSV	hsv(237, 70%, 54%)
CMYK	cmyk(69.6%, 65.9%, 0%, 45.9%)
CIE-LAB	lab(24.83, 29.09, -51.32)
CIE-LCH	lch(24.83, 58.99, 299.55°)
OKLab	oklab(36.38% 0.0101 -0.1481)
OKLCH	oklch(36.38% 0.148 273.9)
XYZ	xyz(6.5573, 4.3596, 24.5358)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F8A #8A852A

analogous

#2A5F8A #2A2F8A #552A8A

triadic

#2A2F8A #8A2A2F #2F8A2A

tetradic

#2A2F8A #8A2A5F #8A852A #2A8A55

square

#2A2F8A #8A2A5F #8A852A #2A8A55

split-complementary

#2A2F8A #8A552A #5F8A2A

monochromatic

#0D0F2C #1C1F5B #2A2F8A #383FB9 #6066CF

Accessibility & contrast

On white

11.22

#2A2F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2A2F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F8A

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F8A	#FFFFFF	#000000	##FFFFFF
##2A2F8A	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8D

Deuteranopia (green-blind)

#003788

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2a2f8a;
/* rgb */ color: rgb(42, 47, 138);
/* oklch */ color: oklch(36.4% 0.148 273.9);

Tailwind

colors: {
  custom: {
    50: '#7167ad',
    500: '#2a2f8a',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f8a;
$custom-light: #7167ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f8a",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 138
  },
  "hsl": {
    "h": 236.875,
    "s": 53.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.36378,
    "c": 0.14844,
    "h": 273.9
  },
  "luminance": 0.0436
}

Semantic roles & 50–950 ramp

primary

#2A2F8A

secondary

#B4B05B

accent

#D54BDD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2A2F8A

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

Preview Lab → · Contrast checker → · Palette generator →