#2B2DA1#2B2DA1

#2B2DA1 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.4% C 0.181 H 273.1°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#2B2DA1
RGB	rgb(43, 45, 161)
HSL	hsl(239, 58%, 40%)
HSV	hsv(239, 73%, 63%)
CMYK	cmyk(73.3%, 72%, 0%, 36.9%)
CIE-LAB	lab(26.63, 38.67, -62.49)
CIE-LCH	lch(26.63, 73.49, 301.75°)
OKLab	oklab(38.37% 0.0099 -0.1808)
OKLCH	oklch(38.37% 0.181 273.1)
XYZ	xyz(8.3655, 4.9627, 34.2283)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2DA1 #A19F2B

analogous

#2B68A1 #2B2DA1 #642BA1

triadic

#2B2DA1 #A12B2D #2DA12B

tetradic

#2B2DA1 #A12B68 #A19F2B #2BA164

square

#2B2DA1 #A12B68 #A19F2B #2BA164

split-complementary

#2B2DA1 #A1642B #68A12B

monochromatic

#111240 #1E2071 #2B2DA1 #3E40CB #6E70D8

Accessibility & contrast

On white

10.54

#2B2DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2B2DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2DA1

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2DA1	#FFFFFF	#000000	##FFFFFF
##2B2DA1	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A4

Deuteranopia (green-blind)

#00399F

Tritanopia (blue-blind)

#004D64

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b2da1;
/* rgb */ color: rgb(43, 45, 161);
/* oklch */ color: oklch(38.4% 0.181 273.1);

Tailwind

colors: {
  custom: {
    50: '#7767be',
    500: '#2b2da1',
    950: '#000000',
  },
}

SCSS

$custom: #2b2da1;
$custom-light: #7767be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2da1",
  "rgb": {
    "r": 43,
    "g": 45,
    "b": 161
  },
  "hsl": {
    "h": 238.983,
    "s": 57.843,
    "l": 40
  },
  "oklch": {
    "l": 0.3837,
    "c": 0.18103,
    "h": 273.1
  },
  "luminance": 0.04964
}

Semantic roles & 50–950 ramp

primary

#2B2DA1

secondary

#BFBE69

accent

#DE47E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2B2DA1

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

Preview Lab → · Contrast checker → · Palette generator →