#2B38B1#2B38B1

#2B38B1 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.8% C 0.189 H 270.5°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#2B38B1
RGB	rgb(43, 56, 177)
HSL	hsl(234, 61%, 43%)
HSV	hsv(234, 76%, 69%)
CMYK	cmyk(75.7%, 68.4%, 0%, 30.6%)
CIE-LAB	lab(30.68, 37.52, -65.46)
CIE-LCH	lch(30.68, 75.45, 299.82°)
OKLab	oklab(41.76% 0.0018 -0.1894)
OKLCH	oklch(41.76% 0.189 270.5)
XYZ	xyz(10.3435, 6.5152, 42.2989)
Luminance	0.0652 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B38B1 #B1A42B

analogous

#2B7BB1 #2B38B1 #612BB1

triadic

#2B38B1 #B12B38 #38B12B

tetradic

#2B38B1 #B12B7B #B1A42B #2BB161

square

#2B38B1 #B12B7B #B1A42B #2BB161

split-complementary

#2B38B1 #B1612B #7BB12B

monochromatic

#13194F #1F2880 #2B38B1 #4754D2 #7882DE

Accessibility & contrast

On white

9.12

#2B38B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#2B38B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B38B1

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B38B1	#FFFFFF	#000000	##FFFFFF
##2B38B1	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB5

Deuteranopia (green-blind)

#0042AF

Tritanopia (blue-blind)

#005970

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2b38b1;
/* rgb */ color: rgb(43, 56, 177);
/* oklch */ color: oklch(41.8% 0.189 270.5);

Tailwind

colors: {
  custom: {
    50: '#7a6fc9',
    500: '#2b38b1',
    950: '#000000',
  },
}

SCSS

$custom: #2b38b1;
$custom-light: #7a6fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b38b1",
  "rgb": {
    "r": 43,
    "g": 56,
    "b": 177
  },
  "hsl": {
    "h": 234.179,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.41764,
    "c": 0.18942,
    "h": 270.5
  },
  "luminance": 0.06516
}

Semantic roles & 50–950 ramp

primary

#2B38B1

secondary

#C6BE72

accent

#D444E4

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2B38B1

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

Preview Lab → · Contrast checker → · Palette generator →