#2A38B3#2A38B3

#2A38B3 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.9% C 0.192 H 270.2°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#2A38B3
RGB	rgb(42, 56, 179)
HSL	hsl(234, 62%, 43%)
HSV	hsv(234, 77%, 70%)
CMYK	cmyk(76.5%, 68.7%, 0%, 29.8%)
CIE-LAB	lab(30.82, 38.14, -66.42)
CIE-LCH	lch(30.82, 76.59, 299.86°)
OKLab	oklab(41.91% 0.0006 -0.1922)
OKLCH	oklch(41.91% 0.192 270.2)
XYZ	xyz(10.5029, 6.5741, 43.3545)
Luminance	0.0658 (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

#2A38B3 #B3A52A

analogous

#2A7CB3 #2A38B3 #612AB3

triadic

#2A38B3 #B32A38 #38B32A

tetradic

#2A38B3 #B32A7C #B3A52A #2AB361

square

#2A38B3 #B32A7C #B3A52A #2AB361

split-complementary

#2A38B3 #B3612A #7CB32A

monochromatic

#131950 #1E2881 #2A38B3 #4655D4 #7883DF

Accessibility & contrast

On white

9.07

#2A38B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2A38B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A38B3

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A38B3	#FFFFFF	#000000	##FFFFFF
##2A38B3	1.00	9.07	2.32	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB7

Deuteranopia (green-blind)

#0042B1

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a38b3;
/* rgb */ color: rgb(42, 56, 179);
/* oklch */ color: oklch(41.9% 0.192 270.2);

Tailwind

colors: {
  custom: {
    50: '#7a6fcb',
    500: '#2a38b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a38b3;
$custom-light: #7a6fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a38b3",
  "rgb": {
    "r": 42,
    "g": 56,
    "b": 179
  },
  "hsl": {
    "h": 233.869,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.4191,
    "c": 0.19224,
    "h": 270.2
  },
  "luminance": 0.06575
}

Semantic roles & 50–950 ramp

primary

#2A38B3

secondary

#C7BE72

accent

#D443E5

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2A38B3

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

Preview Lab → · Contrast checker → · Palette generator →