#2B34B8#2B34B8

#2B34B8 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 41.8% C 0.203 H 270.9°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#2B34B8
RGB	rgb(43, 52, 184)
HSL	hsl(236, 62%, 45%)
HSV	hsv(236, 77%, 72%)
CMYK	cmyk(76.6%, 71.7%, 0%, 27.8%)
CIE-LAB	lab(30.47, 42.42, -69.96)
CIE-LCH	lch(30.47, 81.81, 301.23°)
OKLab	oklab(41.82% 0.003 -0.2025)
OKLCH	oklch(41.82% 0.203 270.9)
XYZ	xyz(10.8730, 6.4291, 46.0060)
Luminance	0.0643 (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

#2B34B8 #B8AF2B

analogous

#2B7BB8 #2B34B8 #682BB8

triadic

#2B34B8 #B82B34 #34B82B

tetradic

#2B34B8 #B82B7B #B8AF2B #2BB868

square

#2B34B8 #B82B7B #B8AF2B #2BB868

split-complementary

#2B34B8 #B8682B #7BB82B

monochromatic

#141855 #1F2686 #2B34B8 #4B54D5 #7D83E1

Accessibility & contrast

On white

9.19

#2B34B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2B34B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B34B8

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B34B8	#FFFFFF	#000000	##FFFFFF
##2B34B8	1.00	9.19	2.29	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBC

Deuteranopia (green-blind)

#0041B6

Tritanopia (blue-blind)

#005972

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2b34b8;
/* rgb */ color: rgb(43, 52, 184);
/* oklch */ color: oklch(41.8% 0.203 270.9);

Tailwind

colors: {
  custom: {
    50: '#7c6ccf',
    500: '#2b34b8',
    950: '#000000',
  },
}

SCSS

$custom: #2b34b8;
$custom-light: #7c6ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b34b8",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 184
  },
  "hsl": {
    "h": 236.17,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.41822,
    "c": 0.20255,
    "h": 270.9
  },
  "luminance": 0.0643
}

Semantic roles & 50–950 ramp

primary

#2B34B8

secondary

#C9C476

accent

#DB43E5

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2B34B8

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

Preview Lab → · Contrast checker → · Palette generator →