#2B34B1#2B34B1

#2B34B1 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.1% C 0.194 H 271.2°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#2B34B1
RGB	rgb(43, 52, 177)
HSL	hsl(236, 61%, 43%)
HSV	hsv(236, 76%, 69%)
CMYK	cmyk(75.7%, 70.6%, 0%, 30.6%)
CIE-LAB	lab(29.77, 39.99, -66.95)
CIE-LCH	lch(29.77, 77.98, 300.85°)
OKLab	oklab(41.11% 0.0039 -0.1938)
OKLCH	oklch(41.11% 0.194 271.2)
XYZ	xyz(10.1574, 6.1428, 42.2368)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B34B1 #B1A82B

analogous

#2B77B1 #2B34B1 #652BB1

triadic

#2B34B1 #B12B34 #34B12B

tetradic

#2B34B1 #B12B77 #B1A82B #2BB165

square

#2B34B1 #B12B77 #B1A82B #2BB165

split-complementary

#2B34B1 #B1652B #77B12B

monochromatic

#13174F #1F2680 #2B34B1 #4750D2 #787FDE

Accessibility & contrast

On white

9.42

#2B34B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2B34B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B34B1

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B34B1	#FFFFFF	#000000	##FFFFFF
##2B34B1	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB5

Deuteranopia (green-blind)

#0040AF

Tritanopia (blue-blind)

#00576F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b34b1;
/* rgb */ color: rgb(43, 52, 177);
/* oklch */ color: oklch(41.1% 0.194 271.2);

Tailwind

colors: {
  custom: {
    50: '#7a6cc9',
    500: '#2b34b1',
    950: '#000000',
  },
}

SCSS

$custom: #2b34b1;
$custom-light: #7a6cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b34b1",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 177
  },
  "hsl": {
    "h": 235.97,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.41109,
    "c": 0.19381,
    "h": 271.2
  },
  "luminance": 0.06144
}

Semantic roles & 50–950 ramp

primary

#2B34B1

secondary

#C6C072

accent

#D944E4

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2B34B1

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

Preview Lab → · Contrast checker → · Palette generator →