#2B41A0#2B41A0

#2B41A0 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.9% C 0.156 H 268.7°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#2B41A0
RGB	rgb(43, 65, 160)
HSL	hsl(229, 58%, 40%)
HSV	hsv(229, 73%, 63%)
CMYK	cmyk(73.1%, 59.4%, 0%, 37.3%)
CIE-LAB	lab(31.42, 25.42, -54.04)
CIE-LCH	lch(31.42, 59.72, 295.19°)
OKLab	oklab(41.85% -0.0035 -0.1559)
OKLCH	oklch(41.85% 0.156 268.7)
XYZ	xyz(9.2295, 6.8313, 34.0830)
Luminance	0.0683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B41A0 #A08A2B

analogous

#2B7BA0 #2B41A0 #502BA0

triadic

#2B41A0 #A02B41 #41A02B

tetradic

#2B41A0 #A02B7B #A08A2B #2BA050

square

#2B41A0 #A02B7B #A08A2B #2BA050

split-complementary

#2B41A0 #A0502B #7BA02B

monochromatic

#111A40 #1E2D70 #2B41A0 #3D58CB #6E82D8

Accessibility & contrast

On white

8.87

#2B41A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2B41A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B41A0

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B41A0	#FFFFFF	#000000	##FFFFFF
##2B41A0	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A3

Deuteranopia (green-blind)

#00459E

Tritanopia (blue-blind)

#00596A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2b41a0;
/* rgb */ color: rgb(43, 65, 160);
/* oklch */ color: oklch(41.9% 0.156 268.7);

Tailwind

colors: {
  custom: {
    50: '#7575bd',
    500: '#2b41a0',
    950: '#000000',
  },
}

SCSS

$custom: #2b41a0;
$custom-light: #7575bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b41a0",
  "rgb": {
    "r": 43,
    "g": 65,
    "b": 160
  },
  "hsl": {
    "h": 228.718,
    "s": 57.635,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4185,
    "c": 0.15592,
    "h": 268.7
  },
  "luminance": 0.06832
}

Semantic roles & 50–950 ramp

primary

#2B41A0

secondary

#BFAE68

accent

#C447E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2B41A0

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

Preview Lab → · Contrast checker → · Palette generator →