#2B39B3#2B39B3

#2B39B3 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.1% C 0.191 H 270.3°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#2B39B3
RGB	rgb(43, 57, 179)
HSL	hsl(234, 61%, 44%)
HSV	hsv(234, 76%, 70%)
CMYK	cmyk(76%, 68.2%, 0%, 29.8%)
CIE-LAB	lab(31.10, 37.61, -65.95)
CIE-LCH	lch(31.10, 75.92, 299.69°)
OKLab	oklab(42.13% 0.0011 -0.1909)
OKLCH	oklch(42.13% 0.191 270.3)
XYZ	xyz(10.5933, 6.6934, 43.3727)
Luminance	0.0669 (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

#2B39B3 #B3A52B

analogous

#2B7DB3 #2B39B3 #612BB3

triadic

#2B39B3 #B32B39 #39B32B

tetradic

#2B39B3 #B32B7D #B3A52B #2BB361

square

#2B39B3 #B32B7D #B3A52B #2BB361

split-complementary

#2B39B3 #B3612B #7DB32B

monochromatic

#131A50 #1F2982 #2B39B3 #4856D3 #7984DF

Accessibility & contrast

On white

8.98

#2B39B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#2B39B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B39B3

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B39B3	#FFFFFF	#000000	##FFFFFF
##2B39B3	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B7

Deuteranopia (green-blind)

#0043B1

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2b39b3;
/* rgb */ color: rgb(43, 57, 179);
/* oklch */ color: oklch(42.1% 0.191 270.3);

Tailwind

colors: {
  custom: {
    50: '#7a70cb',
    500: '#2b39b3',
    950: '#000000',
  },
}

SCSS

$custom: #2b39b3;
$custom-light: #7a70cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b39b3",
  "rgb": {
    "r": 43,
    "g": 57,
    "b": 179
  },
  "hsl": {
    "h": 233.824,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.42128,
    "c": 0.19086,
    "h": 270.3
  },
  "luminance": 0.06695
}

Semantic roles & 50–950 ramp

primary

#2B39B3

secondary

#C7BE73

accent

#D443E4

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2B39B3

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

Preview Lab → · Contrast checker → · Palette generator →