#2F41B6#2F41B6

#2F41B6 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.0% C 0.184 H 270.0°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#2F41B6
RGB	rgb(47, 65, 182)
HSL	hsl(232, 59%, 45%)
HSV	hsv(232, 74%, 71%)
CMYK	cmyk(74.2%, 64.3%, 0%, 28.6%)
CIE-LAB	lab(33.48, 34.05, -63.82)
CIE-LCH	lch(33.48, 72.33, 298.08°)
OKLab	oklab(44.01% 0.0001 -0.1845)
OKLCH	oklch(44.01% 0.184 270)
XYZ	xyz(11.5032, 7.7611, 45.1387)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F41B6 #B6A42F

analogous

#2F85B6 #2F41B6 #612FB6

triadic

#2F41B6 #B62F41 #41B62F

tetradic

#2F41B6 #B62F85 #B6A42F #2FB661

square

#2F41B6 #B62F85 #B6A42F #2FB661

split-complementary

#2F41B6 #B6612F #85B62F

monochromatic

#161E55 #223085 #2F41B6 #5062D2 #818DDE

Accessibility & contrast

On white

8.23

#2F41B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2F41B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F41B6

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F41B6	#FFFFFF	#000000	##FFFFFF
##2F41B6	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BA

Deuteranopia (green-blind)

#0048B4

Tritanopia (blue-blind)

#006075

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f41b6;
/* rgb */ color: rgb(47, 65, 182);
/* oklch */ color: oklch(44.0% 0.184 270.0);

Tailwind

colors: {
  custom: {
    50: '#7c75cd',
    500: '#2f41b6',
    950: '#000000',
  },
}

SCSS

$custom: #2f41b6;
$custom-light: #7c75cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f41b6",
  "rgb": {
    "r": 47,
    "g": 65,
    "b": 182
  },
  "hsl": {
    "h": 232,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.44006,
    "c": 0.18448,
    "h": 270
  },
  "luminance": 0.07762
}

Semantic roles & 50–950 ramp

primary

#2F41B6

secondary

#C7BD79

accent

#CD46E2

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2F41B6

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

Preview Lab → · Contrast checker → · Palette generator →