#2B34A8#2B34A8

#2B34A8 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.2% C 0.182 H 271.6°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#2B34A8
RGB	rgb(43, 52, 168)
HSL	hsl(236, 59%, 41%)
HSV	hsv(236, 74%, 66%)
CMYK	cmyk(74.4%, 69%, 0%, 34.1%)
CIE-LAB	lab(28.89, 36.82, -63.00)
CIE-LCH	lch(28.89, 72.97, 300.30°)
OKLab	oklab(40.21% 0.005 -0.1822)
OKLCH	oklch(40.21% 0.182 271.6)
XYZ	xyz(9.2897, 5.7958, 37.6673)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B34A8 #A89F2B

analogous

#2B73A8 #2B34A8 #612BA8

triadic

#2B34A8 #A82B34 #34A82B

tetradic

#2B34A8 #A82B73 #A89F2B #2BA861

square

#2B34A8 #A82B73 #A89F2B #2BA861

split-complementary

#2B34A8 #A8612B #73A82B

monochromatic

#121647 #1F2577 #2B34A8 #424CCF #727ADB

Accessibility & contrast

On white

9.72

#2B34A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2B34A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B34A8

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B34A8	#FFFFFF	#000000	##FFFFFF
##2B34A8	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAC

Deuteranopia (green-blind)

#003EA6

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b34a8;
/* rgb */ color: rgb(43, 52, 168);
/* oklch */ color: oklch(40.2% 0.182 271.6);

Tailwind

colors: {
  custom: {
    50: '#786cc3',
    500: '#2b34a8',
    950: '#000000',
  },
}

SCSS

$custom: #2b34a8;
$custom-light: #786cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b34a8",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 168
  },
  "hsl": {
    "h": 235.68,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40209,
    "c": 0.18232,
    "h": 271.6
  },
  "luminance": 0.05797
}

Semantic roles & 50–950 ramp

primary

#2B34A8

secondary

#C2BC6C

accent

#D745E2

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2B34A8

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

Preview Lab → · Contrast checker → · Palette generator →