#2947BA#2947BA

#2947BA is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.2% C 0.184 H 267.1°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#2947BA
RGB	rgb(41, 71, 186)
HSL	hsl(228, 64%, 45%)
HSV	hsv(228, 78%, 73%)
CMYK	cmyk(78%, 61.8%, 0%, 27.1%)
CIE-LAB	lab(35.05, 31.00, -63.63)
CIE-LCH	lch(35.05, 70.77, 295.97°)
OKLab	oklab(45.19% -0.0093 -0.184)
OKLCH	oklch(45.19% 0.184 267.1)
XYZ	xyz(12.0275, 8.5217, 47.4558)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2947BA #BA9C29

analogous

#2990BA #2947BA #5329BA

triadic

#2947BA #BA2947 #47BA29

tetradic

#2947BA #BA2990 #BA9C29 #29BA53

square

#2947BA #BA2990 #BA9C29 #29BA53

split-complementary

#2947BA #BA5329 #90BA29

monochromatic

#132156 #1E3488 #2947BA #4967D7 #7B91E2

Accessibility & contrast

On white

7.76

#2947BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2947BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2947BA

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2947BA	#FFFFFF	#000000	##FFFFFF
##2947BA	1.00	7.76	2.70	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BE

Deuteranopia (green-blind)

#004CB8

Tritanopia (blue-blind)

#006579

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2947ba;
/* rgb */ color: rgb(41, 71, 186);
/* oklch */ color: oklch(45.2% 0.184 267.1);

Tailwind

colors: {
  custom: {
    50: '#7a7ad0',
    500: '#2947ba',
    950: '#000000',
  },
}

SCSS

$custom: #2947ba;
$custom-light: #7a7ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#2947ba",
  "rgb": {
    "r": 41,
    "g": 71,
    "b": 186
  },
  "hsl": {
    "h": 227.586,
    "s": 63.877,
    "l": 44.51
  },
  "oklch": {
    "l": 0.45193,
    "c": 0.18421,
    "h": 267.1
  },
  "luminance": 0.08523
}

Semantic roles & 50–950 ramp

primary

#2947BA

secondary

#CAB875

accent

#C541E7

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #2947BA

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

Preview Lab → · Contrast checker → · Palette generator →