#2B38B4#2B38B4

#2B38B4 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.1% C 0.193 H 270.4°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#2B38B4
RGB	rgb(43, 56, 180)
HSL	hsl(234, 61%, 44%)
HSV	hsv(234, 76%, 71%)
CMYK	cmyk(76.1%, 68.9%, 0%, 29.4%)
CIE-LAB	lab(30.96, 38.59, -66.77)
CIE-LCH	lch(30.96, 77.12, 300.03°)
OKLab	oklab(42.06% 0.0015 -0.1932)
OKLCH	oklch(42.06% 0.193 270.4)
XYZ	xyz(10.6458, 6.6361, 43.8910)
Luminance	0.0664 (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

#2B38B4 #B4A72B

analogous

#2B7CB4 #2B38B4 #622BB4

triadic

#2B38B4 #B42B38 #38B42B

tetradic

#2B38B4 #B42B7C #B4A72B #2BB462

square

#2B38B4 #B42B7C #B4A72B #2BB462

split-complementary

#2B38B4 #B4622B #7CB42B

monochromatic

#131951 #1F2983 #2B38B4 #4956D3 #7A84DF

Accessibility & contrast

On white

9.02

#2B38B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2B38B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B38B4

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B38B4	#FFFFFF	#000000	##FFFFFF
##2B38B4	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB8

Deuteranopia (green-blind)

#0042B2

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2b38b4;
/* rgb */ color: rgb(43, 56, 180);
/* oklch */ color: oklch(42.1% 0.193 270.4);

Tailwind

colors: {
  custom: {
    50: '#7b6fcc',
    500: '#2b38b4',
    950: '#000000',
  },
}

SCSS

$custom: #2b38b4;
$custom-light: #7b6fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b38b4",
  "rgb": {
    "r": 43,
    "g": 56,
    "b": 180
  },
  "hsl": {
    "h": 234.307,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.42059,
    "c": 0.19325,
    "h": 270.4
  },
  "luminance": 0.06637
}

Semantic roles & 50–950 ramp

primary

#2B38B4

secondary

#C7BF73

accent

#D543E5

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2B38B4

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

Preview Lab → · Contrast checker → · Palette generator →