#2A2F9F#2A2F9F

#2A2F9F is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.4% C 0.177 H 272.5°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F9F
RGB	rgb(42, 47, 159)
HSL	hsl(237, 58%, 39%)
HSV	hsv(237, 74%, 62%)
CMYK	cmyk(73.6%, 70.4%, 0%, 37.6%)
CIE-LAB	lab(26.81, 36.64, -60.97)
CIE-LCH	lch(26.81, 71.14, 301.00°)
OKLab	oklab(38.43% 0.0079 -0.1764)
OKLCH	oklch(38.43% 0.177 272.5)
XYZ	xyz(8.2273, 5.0276, 33.3310)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F9F #9F9A2A

analogous

#2A6A9F #2A2F9F #602A9F

triadic

#2A2F9F #9F2A2F #2F9F2A

tetradic

#2A2F9F #9F2A6A #9F9A2A #2A9F60

square

#2A2F9F #9F2A6A #9F9A2A #2A9F60

split-complementary

#2A2F9F #9F602A #6A9F2A

monochromatic

#10123E #1D216F #2A2F9F #3B41CB #6B70D8

Accessibility & contrast

On white

10.47

#2A2F9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2A2F9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F9F

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F9F	#FFFFFF	#000000	##FFFFFF
##2A2F9F	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A2

Deuteranopia (green-blind)

#003A9D

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2a2f9f;
/* rgb */ color: rgb(42, 47, 159);
/* oklch */ color: oklch(38.4% 0.177 272.5);

Tailwind

colors: {
  custom: {
    50: '#7668bc',
    500: '#2a2f9f',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f9f;
$custom-light: #7668bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f9f",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 159
  },
  "hsl": {
    "h": 237.436,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38427,
    "c": 0.17653,
    "h": 272.5
  },
  "luminance": 0.05028
}

Semantic roles & 50–950 ramp

primary

#2A2F9F

secondary

#BFBB66

accent

#DB46E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2A2F9F

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

Preview Lab → · Contrast checker → · Palette generator →