#2940B0#2940B0

#2940B0 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.0% C 0.179 H 268.5°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#2940B0
RGB	rgb(41, 64, 176)
HSL	hsl(230, 62%, 43%)
HSV	hsv(230, 77%, 69%)
CMYK	cmyk(76.7%, 63.6%, 0%, 31%)
CIE-LAB	lab(32.42, 31.84, -62.01)
CIE-LCH	lch(32.42, 69.70, 297.18°)
OKLab	oklab(42.98% -0.0048 -0.1793)
OKLCH	oklch(42.98% 0.179 268.5)
XYZ	xyz(10.5816, 7.2716, 41.9118)
Luminance	0.0727 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2940B0 #B09929

analogous

#2983B0 #2940B0 #5629B0

triadic

#2940B0 #B02940 #40B029

tetradic

#2940B0 #B02983 #B09929 #29B056

square

#2940B0 #B02983 #B09929 #29B056

split-complementary

#2940B0 #B05629 #83B029

monochromatic

#121C4D #1D2E7E #2940B0 #435CD3 #7587DF

Accessibility & contrast

On white

8.56

#2940B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#2940B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2940B0

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2940B0	#FFFFFF	#000000	##FFFFFF
##2940B0	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B4

Deuteranopia (green-blind)

#0046AE

Tritanopia (blue-blind)

#005D72

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2940b0;
/* rgb */ color: rgb(41, 64, 176);
/* oklch */ color: oklch(43.0% 0.179 268.5);

Tailwind

colors: {
  custom: {
    50: '#7874c9',
    500: '#2940b0',
    950: '#000000',
  },
}

SCSS

$custom: #2940b0;
$custom-light: #7874c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2940b0",
  "rgb": {
    "r": 41,
    "g": 64,
    "b": 176
  },
  "hsl": {
    "h": 229.778,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.42983,
    "c": 0.17938,
    "h": 268.5
  },
  "luminance": 0.07273
}

Semantic roles & 50–950 ramp

primary

#2940B0

secondary

#C6B76F

accent

#CA43E5

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2940B0

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

Preview Lab → · Contrast checker → · Palette generator →