#2B20A5#2B20A5

#2B20A5 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 37.0% C 0.198 H 274.4°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#2B20A5
RGB	rgb(43, 32, 165)
HSL	hsl(245, 68%, 39%)
HSV	hsv(245, 81%, 65%)
CMYK	cmyk(73.9%, 80.6%, 0%, 35.3%)
CIE-LAB	lab(24.52, 47.19, -68.40)
CIE-LCH	lch(24.52, 83.10, 304.60°)
OKLab	oklab(37.01% 0.0152 -0.1978)
OKLCH	oklch(37.01% 0.198 274.4)
XYZ	xyz(8.3021, 4.2624, 35.9752)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B20A5 #9AA520

analogous

#2057A5 #2B20A5 #6D20A5

triadic

#2B20A5 #A52B20 #20A52B

tetradic

#2B20A5 #A52057 #9AA520 #20A56D

square

#2B20A5 #A52057 #9AA520 #20A56D

split-complementary

#2B20A5 #A56D20 #57A520

monochromatic

#100C3E #1E1672 #2B20A5 #3A2CD6 #6A5FE0

Accessibility & contrast

On white

11.34

#2B20A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2B20A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B20A5

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B20A5	#FFFFFF	#000000	##FFFFFF
##2B20A5	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A9

Deuteranopia (green-blind)

#0034A3

Tritanopia (blue-blind)

#004963

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b20a5;
/* rgb */ color: rgb(43, 32, 165);
/* oklch */ color: oklch(37.0% 0.198 274.4);

Tailwind

colors: {
  custom: {
    50: '#795fc1',
    500: '#2b20a5',
    950: '#000000',
  },
}

SCSS

$custom: #2b20a5;
$custom-light: #795fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b20a5",
  "rgb": {
    "r": 43,
    "g": 32,
    "b": 165
  },
  "hsl": {
    "h": 244.962,
    "s": 67.513,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37009,
    "c": 0.19841,
    "h": 274.4
  },
  "luminance": 0.04263
}

Semantic roles & 50–950 ramp

primary

#2B20A5

secondary

#BCC55C

accent

#EA3DDC

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #2B20A5

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

Preview Lab → · Contrast checker → · Palette generator →