#2B34B0#2B34B0

#2B34B0 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.0% C 0.193 H 271.2°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#2B34B0
RGB	rgb(43, 52, 176)
HSL	hsl(236, 61%, 43%)
HSV	hsv(236, 76%, 69%)
CMYK	cmyk(75.6%, 70.5%, 0%, 31%)
CIE-LAB	lab(29.67, 39.64, -66.51)
CIE-LCH	lch(29.67, 77.43, 300.79°)
OKLab	oklab(41.01% 0.0041 -0.1925)
OKLCH	oklch(41.01% 0.193 271.2)
XYZ	xyz(10.0581, 6.1031, 41.7138)
Luminance	0.0610 (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

#2B34B0 #B0A72B

analogous

#2B76B0 #2B34B0 #642BB0

triadic

#2B34B0 #B02B34 #34B02B

tetradic

#2B34B0 #B02B76 #B0A72B #2BB064

square

#2B34B0 #B02B76 #B0A72B #2BB064

split-complementary

#2B34B0 #B0642B #76B02B

monochromatic

#13174E #1F257F #2B34B0 #4650D2 #787EDE

Accessibility & contrast

On white

9.46

#2B34B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2B34B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B34B0

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B34B0	#FFFFFF	#000000	##FFFFFF
##2B34B0	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB4

Deuteranopia (green-blind)

#003FAE

Tritanopia (blue-blind)

#00566E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b34b0;
/* rgb */ color: rgb(43, 52, 176);
/* oklch */ color: oklch(41.0% 0.193 271.2);

Tailwind

colors: {
  custom: {
    50: '#7a6cc9',
    500: '#2b34b0',
    950: '#000000',
  },
}

SCSS

$custom: #2b34b0;
$custom-light: #7a6cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b34b0",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 176
  },
  "hsl": {
    "h": 235.94,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41008,
    "c": 0.19254,
    "h": 271.2
  },
  "luminance": 0.06104
}

Semantic roles & 50–950 ramp

primary

#2B34B0

secondary

#C6C071

accent

#D944E4

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2B34B0

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

Preview Lab → · Contrast checker → · Palette generator →