#2A2F89#2A2F89

#2A2F89 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.3% C 0.147 H 273.9°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F89
RGB	rgb(42, 47, 137)
HSL	hsl(237, 53%, 35%)
HSV	hsv(237, 69%, 54%)
CMYK	cmyk(69.3%, 65.7%, 0%, 46.3%)
CIE-LAB	lab(24.74, 28.73, -50.84)
CIE-LCH	lch(24.74, 58.39, 299.47°)
OKLab	oklab(36.28% 0.0101 -0.1467)
OKLCH	oklch(36.28% 0.147 273.9)
XYZ	xyz(6.4852, 4.3308, 24.1562)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F89 #89842A

analogous

#2A5F89 #2A2F89 #542A89

triadic

#2A2F89 #892A2F #2F892A

tetradic

#2A2F89 #892A5F #89842A #2A8954

square

#2A2F89 #892A5F #89842A #2A8954

split-complementary

#2A2F89 #89542A #5F892A

monochromatic

#0D0F2B #1C1F5A #2A2F89 #383FB8 #5F65CE

Accessibility & contrast

On white

11.25

#2A2F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2A2F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F89

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F89	#FFFFFF	#000000	##FFFFFF
##2A2F89	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8C

Deuteranopia (green-blind)

#003687

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2a2f89;
/* rgb */ color: rgb(42, 47, 137);
/* oklch */ color: oklch(36.3% 0.147 273.9);

Tailwind

colors: {
  custom: {
    50: '#7167ac',
    500: '#2a2f89',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f89;
$custom-light: #7167ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f89",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 137
  },
  "hsl": {
    "h": 236.842,
    "s": 53.073,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36284,
    "c": 0.14705,
    "h": 273.9
  },
  "luminance": 0.04331
}

Semantic roles & 50–950 ramp

primary

#2A2F89

secondary

#B4AF5B

accent

#D54BDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2A2F89

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

Preview Lab → · Contrast checker → · Palette generator →