#2B44B0#2B44B0

#2B44B0 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.8% C 0.174 H 268.2°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#2B44B0
RGB	rgb(43, 68, 176)
HSL	hsl(229, 61%, 43%)
HSV	hsv(229, 76%, 69%)
CMYK	cmyk(75.6%, 61.4%, 0%, 31%)
CIE-LAB	lab(33.52, 29.44, -60.20)
CIE-LCH	lch(33.52, 67.01, 296.06°)
OKLab	oklab(43.83% -0.0055 -0.1739)
OKLCH	oklch(43.83% 0.174 268.2)
XYZ	xyz(10.8971, 7.7812, 41.9935)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B44B0 #B0972B

analogous

#2B86B0 #2B44B0 #542BB0

triadic

#2B44B0 #B02B44 #44B02B

tetradic

#2B44B0 #B02B86 #B0972B #2BB054

square

#2B44B0 #B02B86 #B0972B #2BB054

split-complementary

#2B44B0 #B0542B #86B02B

monochromatic

#131E4E #1F317F #2B44B0 #4661D2 #788BDE

Accessibility & contrast

On white

8.21

#2B44B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2B44B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B44B0

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B44B0	#FFFFFF	#000000	##FFFFFF
##2B44B0	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B4

Deuteranopia (green-blind)

#0049AE

Tritanopia (blue-blind)

#006073

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2b44b0;
/* rgb */ color: rgb(43, 68, 176);
/* oklch */ color: oklch(43.8% 0.174 268.2);

Tailwind

colors: {
  custom: {
    50: '#7977c8',
    500: '#2b44b0',
    950: '#000000',
  },
}

SCSS

$custom: #2b44b0;
$custom-light: #7977c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b44b0",
  "rgb": {
    "r": 43,
    "g": 68,
    "b": 176
  },
  "hsl": {
    "h": 228.722,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43826,
    "c": 0.17401,
    "h": 268.2
  },
  "luminance": 0.07782
}

Semantic roles & 50–950 ramp

primary

#2B44B0

secondary

#C6B671

accent

#C644E4

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2B44B0

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

Preview Lab → · Contrast checker → · Palette generator →