#2B34AB#2B34AB

#2B34AB is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.5% C 0.186 H 271.4°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#2B34AB
RGB	rgb(43, 52, 171)
HSL	hsl(236, 60%, 42%)
HSV	hsv(236, 75%, 67%)
CMYK	cmyk(74.9%, 69.6%, 0%, 32.9%)
CIE-LAB	lab(29.18, 37.88, -64.33)
CIE-LCH	lch(29.18, 74.65, 300.49°)
OKLab	oklab(40.51% 0.0046 -0.1861)
OKLCH	oklch(40.51% 0.186 271.4)
XYZ	xyz(9.5724, 5.9088, 39.1562)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.60

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B34AB #ABA22B

analogous

#2B74AB #2B34AB #622BAB

triadic

#2B34AB #AB2B34 #34AB2B

tetradic

#2B34AB #AB2B74 #ABA22B #2BAB62

square

#2B34AB #AB2B74 #ABA22B #2BAB62

split-complementary

#2B34AB #AB622B #74AB2B

monochromatic

#121649 #1F257A #2B34AB #434DD0 #747CDC

Accessibility & contrast

On white

9.62

#2B34AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2B34AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B34AB

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B34AB	#FFFFFF	#000000	##FFFFFF
##2B34AB	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAF

Deuteranopia (green-blind)

#003FA9

Tritanopia (blue-blind)

#00556B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2b34ab;
/* rgb */ color: rgb(43, 52, 171);
/* oklch */ color: oklch(40.5% 0.186 271.4);

Tailwind

colors: {
  custom: {
    50: '#796cc5',
    500: '#2b34ab',
    950: '#000000',
  },
}

SCSS

$custom: #2b34ab;
$custom-light: #796cc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b34ab",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 171
  },
  "hsl": {
    "h": 235.781,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.40507,
    "c": 0.18618,
    "h": 271.4
  },
  "luminance": 0.0591
}

Semantic roles & 50–950 ramp

primary

#2B34AB

secondary

#C4BE6E

accent

#D845E3

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2B34AB

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

Preview Lab → · Contrast checker → · Palette generator →