#2940B1#2940B1

#2940B1 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.1% C 0.181 H 268.5°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#2940B1
RGB	rgb(41, 64, 177)
HSL	hsl(230, 62%, 43%)
HSV	hsv(230, 77%, 69%)
CMYK	cmyk(76.8%, 63.8%, 0%, 30.6%)
CIE-LAB	lab(32.51, 32.21, -62.46)
CIE-LCH	lch(32.51, 70.27, 297.28°)
OKLab	oklab(43.08% -0.0048 -0.1806)
OKLCH	oklch(43.08% 0.181 268.5)
XYZ	xyz(10.6809, 7.3114, 42.4348)
Luminance	0.0731 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2940B1 #B19A29

analogous

#2984B1 #2940B1 #5629B1

triadic

#2940B1 #B12940 #40B129

tetradic

#2940B1 #B12984 #B19A29 #29B156

square

#2940B1 #B12984 #B19A29 #29B156

split-complementary

#2940B1 #B15629 #84B129

monochromatic

#121C4E #1D2E7F #2940B1 #445CD4 #7587DF

Accessibility & contrast

On white

8.53

#2940B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#2940B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2940B1

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2940B1	#FFFFFF	#000000	##FFFFFF
##2940B1	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B5

Deuteranopia (green-blind)

#0046AF

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2940b1;
/* rgb */ color: rgb(41, 64, 177);
/* oklch */ color: oklch(43.1% 0.181 268.5);

Tailwind

colors: {
  custom: {
    50: '#7874c9',
    500: '#2940b1',
    950: '#000000',
  },
}

SCSS

$custom: #2940b1;
$custom-light: #7874c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2940b1",
  "rgb": {
    "r": 41,
    "g": 64,
    "b": 177
  },
  "hsl": {
    "h": 229.853,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.43075,
    "c": 0.1807,
    "h": 268.5
  },
  "luminance": 0.07313
}

Semantic roles & 50–950 ramp

primary

#2940B1

secondary

#C7B86F

accent

#CA42E5

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2940B1

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

Preview Lab → · Contrast checker → · Palette generator →