#2A39AD#2A39AD

#2A39AD is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.5% C 0.183 H 270.2°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#2A39AD
RGB	rgb(42, 57, 173)
HSL	hsl(233, 61%, 42%)
HSV	hsv(233, 76%, 68%)
CMYK	cmyk(75.7%, 67.1%, 0%, 32.2%)
CIE-LAB	lab(30.48, 35.35, -63.39)
CIE-LCH	lch(30.48, 72.58, 299.15°)
OKLab	oklab(41.5% 0.0006 -0.1834)
OKLCH	oklch(41.5% 0.183 270.2)
XYZ	xyz(9.9582, 6.4346, 40.2442)
Luminance	0.0644 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.45

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A39AD #AD9E2A

analogous

#2A7AAD #2A39AD #5D2AAD

triadic

#2A39AD #AD2A39 #39AD2A

tetradic

#2A39AD #AD2A7A #AD9E2A #2AAD5D

square

#2A39AD #AD2A7A #AD9E2A #2AAD5D

split-complementary

#2A39AD #AD5D2A #7AAD2A

monochromatic

#12194B #1E297C #2A39AD #4353D1 #7480DD

Accessibility & contrast

On white

9.18

#2A39AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2A39AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A39AD

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A39AD	#FFFFFF	#000000	##FFFFFF
##2A39AD	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB1

Deuteranopia (green-blind)

#0042AB

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2a39ad;
/* rgb */ color: rgb(42, 57, 173);
/* oklch */ color: oklch(41.5% 0.183 270.2);

Tailwind

colors: {
  custom: {
    50: '#786fc7',
    500: '#2a39ad',
    950: '#000000',
  },
}

SCSS

$custom: #2a39ad;
$custom-light: #786fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a39ad",
  "rgb": {
    "r": 42,
    "g": 57,
    "b": 173
  },
  "hsl": {
    "h": 233.13,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.41495,
    "c": 0.18338,
    "h": 270.2
  },
  "luminance": 0.06436
}

Semantic roles & 50–950 ramp

primary

#2A39AD

secondary

#C5BB6E

accent

#D244E4

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A39AD

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

Preview Lab → · Contrast checker → · Palette generator →