#2947AB#2947AB

#2947AB is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.9% C 0.164 H 266.7°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#2947AB
RGB	rgb(41, 71, 171)
HSL	hsl(226, 61%, 42%)
HSV	hsv(226, 76%, 67%)
CMYK	cmyk(76%, 58.5%, 0%, 32.9%)
CIE-LAB	lab(33.81, 25.34, -56.75)
CIE-LCH	lch(33.81, 62.15, 294.06°)
OKLab	oklab(43.89% -0.0095 -0.1638)
OKLCH	oklch(43.89% 0.164 266.7)
XYZ	xyz(10.5158, 7.9170, 39.4941)
Luminance	0.0792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2947AB #AB8D29

analogous

#2988AB #2947AB #4C29AB

triadic

#2947AB #AB2947 #47AB29

tetradic

#2947AB #AB2988 #AB8D29 #29AB4C

square

#2947AB #AB2988 #AB8D29 #29AB4C

split-complementary

#2947AB #AB4C29 #88AB29

monochromatic

#111E48 #1D337A #2947AB #4062D1 #718ADD

Accessibility & contrast

On white

8.13

#2947AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2947AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2947AB

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2947AB	#FFFFFF	#000000	##FFFFFF
##2947AB	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AE

Deuteranopia (green-blind)

#004AA9

Tritanopia (blue-blind)

#006072

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2947ab;
/* rgb */ color: rgb(41, 71, 171);
/* oklch */ color: oklch(43.9% 0.164 266.7);

Tailwind

colors: {
  custom: {
    50: '#7679c5',
    500: '#2947ab',
    950: '#000000',
  },
}

SCSS

$custom: #2947ab;
$custom-light: #7679c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2947ab",
  "rgb": {
    "r": 41,
    "g": 71,
    "b": 171
  },
  "hsl": {
    "h": 226.154,
    "s": 61.321,
    "l": 41.569
  },
  "oklch": {
    "l": 0.43887,
    "c": 0.16409,
    "h": 266.7
  },
  "luminance": 0.07918
}

Semantic roles & 50–950 ramp

primary

#2947AB

secondary

#C4B06C

accent

#BF43E4

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2947AB

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

Preview Lab → · Contrast checker → · Palette generator →