#2B41B5#2B41B5

#2B41B5 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.7% C 0.184 H 268.8°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#2B41B5
RGB	rgb(43, 65, 181)
HSL	hsl(230, 62%, 44%)
HSV	hsv(230, 76%, 71%)
CMYK	cmyk(76.2%, 64.1%, 0%, 29%)
CIE-LAB	lab(33.20, 33.25, -63.69)
CIE-LCH	lch(33.20, 71.85, 297.56°)
OKLab	oklab(43.72% -0.0037 -0.1842)
OKLCH	oklch(43.72% 0.184 268.8)
XYZ	xyz(11.2242, 7.6291, 44.5881)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B41B5 #B59F2B

analogous

#2B86B5 #2B41B5 #5A2BB5

triadic

#2B41B5 #B52B41 #41B52B

tetradic

#2B41B5 #B52B86 #B59F2B #2BB55A

square

#2B41B5 #B52B86 #B59F2B #2BB55A

split-complementary

#2B41B5 #B55A2B #86B52B

monochromatic

#141D52 #1F2F84 #2B41B5 #495FD4 #7B8BE0

Accessibility & contrast

On white

8.31

#2B41B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2B41B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B41B5

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B41B5	#FFFFFF	#000000	##FFFFFF
##2B41B5	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B9

Deuteranopia (green-blind)

#0048B3

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2b41b5;
/* rgb */ color: rgb(43, 65, 181);
/* oklch */ color: oklch(43.7% 0.184 268.8);

Tailwind

colors: {
  custom: {
    50: '#7a75cc',
    500: '#2b41b5',
    950: '#000000',
  },
}

SCSS

$custom: #2b41b5;
$custom-light: #7a75cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b41b5",
  "rgb": {
    "r": 43,
    "g": 65,
    "b": 181
  },
  "hsl": {
    "h": 230.435,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.43719,
    "c": 0.18425,
    "h": 268.8
  },
  "luminance": 0.0763
}

Semantic roles & 50–950 ramp

primary

#2B41B5

secondary

#C8BA74

accent

#CB43E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2B41B5

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

Preview Lab → · Contrast checker → · Palette generator →