#2A38AB#2A38AB

#2A38AB is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.1% C 0.182 H 270.4°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#2A38AB
RGB	rgb(42, 56, 171)
HSL	hsl(233, 61%, 42%)
HSV	hsv(233, 75%, 67%)
CMYK	cmyk(75.4%, 67.3%, 0%, 32.9%)
CIE-LAB	lab(30.06, 35.27, -62.89)
CIE-LCH	lch(30.06, 72.10, 299.28°)
OKLab	oklab(41.13% 0.0013 -0.1819)
OKLCH	oklch(41.13% 0.182 270.4)
XYZ	xyz(9.7172, 6.2598, 39.2163)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A38AB #AB9D2A

analogous

#2A79AB #2A38AB #5C2AAB

triadic

#2A38AB #AB2A38 #38AB2A

tetradic

#2A38AB #AB2A79 #AB9D2A #2AAB5C

square

#2A38AB #AB2A79 #AB9D2A #2AAB5C

split-complementary

#2A38AB #AB5C2A #79AB2A

monochromatic

#121849 #1E287A #2A38AB #4251D1 #737EDD

Accessibility & contrast

On white

9.32

#2A38AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2A38AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A38AB

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A38AB	#FFFFFF	#000000	##FFFFFF
##2A38AB	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAF

Deuteranopia (green-blind)

#0041A9

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a38ab;
/* rgb */ color: rgb(42, 56, 171);
/* oklch */ color: oklch(41.1% 0.182 270.4);

Tailwind

colors: {
  custom: {
    50: '#786fc5',
    500: '#2a38ab',
    950: '#000000',
  },
}

SCSS

$custom: #2a38ab;
$custom-light: #786fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2a38ab",
  "rgb": {
    "r": 42,
    "g": 56,
    "b": 171
  },
  "hsl": {
    "h": 233.488,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.41129,
    "c": 0.18192,
    "h": 270.4
  },
  "luminance": 0.06261
}

Semantic roles & 50–950 ramp

primary

#2A38AB

secondary

#C4BA6D

accent

#D244E4

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A38AB

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

Preview Lab → · Contrast checker → · Palette generator →