#2B2DA3#2B2DA3

#2B2DA3 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.6% C 0.184 H 273.0°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#2B2DA3
RGB	rgb(43, 45, 163)
HSL	hsl(239, 58%, 40%)
HSV	hsv(239, 74%, 64%)
CMYK	cmyk(73.6%, 72.4%, 0%, 36.1%)
CIE-LAB	lab(26.83, 39.36, -63.37)
CIE-LCH	lch(26.83, 74.60, 301.84°)
OKLab	oklab(38.58% 0.0096 -0.1833)
OKLCH	oklch(38.58% 0.184 273)
XYZ	xyz(8.5433, 5.0338, 35.1646)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2DA3 #A3A12B

analogous

#2B69A3 #2B2DA3 #652BA3

triadic

#2B2DA3 #A32B2D #2DA32B

tetradic

#2B2DA3 #A32B69 #A3A12B #2BA365

square

#2B2DA3 #A32B69 #A3A12B #2BA365

split-complementary

#2B2DA3 #A3652B #69A32B

monochromatic

#111242 #1E2073 #2B2DA3 #3F41CC #6F71D9

Accessibility & contrast

On white

10.46

#2B2DA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2B2DA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2DA3

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2DA3	#FFFFFF	#000000	##FFFFFF
##2B2DA3	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A7

Deuteranopia (green-blind)

#003AA1

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b2da3;
/* rgb */ color: rgb(43, 45, 163);
/* oklch */ color: oklch(38.6% 0.184 273.0);

Tailwind

colors: {
  custom: {
    50: '#7767bf',
    500: '#2b2da3',
    950: '#000000',
  },
}

SCSS

$custom: #2b2da3;
$custom-light: #7767bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2da3",
  "rgb": {
    "r": 43,
    "g": 45,
    "b": 163
  },
  "hsl": {
    "h": 239,
    "s": 58.252,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38577,
    "c": 0.18357,
    "h": 273
  },
  "luminance": 0.05035
}

Semantic roles & 50–950 ramp

primary

#2B2DA3

secondary

#C0BF6A

accent

#DF46E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2B2DA3

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

Preview Lab → · Contrast checker → · Palette generator →