#2A30A2#2A30A2

#2A30A2 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.9% C 0.179 H 272.2°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#2A30A2
RGB	rgb(42, 48, 162)
HSL	hsl(237, 59%, 40%)
HSV	hsv(237, 74%, 64%)
CMYK	cmyk(74.1%, 70.4%, 0%, 36.5%)
CIE-LAB	lab(27.34, 37.08, -61.94)
CIE-LCH	lch(27.34, 72.19, 300.91°)
OKLab	oklab(38.89% 0.0069 -0.1792)
OKLCH	oklch(38.89% 0.179 272.2)
XYZ	xyz(8.5312, 5.2139, 34.7322)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A30A2 #A29C2A

analogous

#2A6CA2 #2A30A2 #602AA2

triadic

#2A30A2 #A22A30 #30A22A

tetradic

#2A30A2 #A22A6C #A29C2A #2AA260

square

#2A30A2 #A22A6C #A29C2A #2AA260

split-complementary

#2A30A2 #A2602A #6CA22A

monochromatic

#111341 #1D2271 #2A30A2 #3D44CD #6D73D9

Accessibility & contrast

On white

10.28

#2A30A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2A30A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A30A2

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A30A2	#FFFFFF	#000000	##FFFFFF
##2A30A2	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A5

Deuteranopia (green-blind)

#003BA0

Tritanopia (blue-blind)

#004F65

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2a30a2;
/* rgb */ color: rgb(42, 48, 162);
/* oklch */ color: oklch(38.9% 0.179 272.2);

Tailwind

colors: {
  custom: {
    50: '#7769bf',
    500: '#2a30a2',
    950: '#000000',
  },
}

SCSS

$custom: #2a30a2;
$custom-light: #7769bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a30a2",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 162
  },
  "hsl": {
    "h": 237,
    "s": 58.824,
    "l": 40
  },
  "oklch": {
    "l": 0.38893,
    "c": 0.1793,
    "h": 272.2
  },
  "luminance": 0.05215
}

Semantic roles & 50–950 ramp

primary

#2A30A2

secondary

#C0BC68

accent

#DA46E2

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2A30A2

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

Preview Lab → · Contrast checker → · Palette generator →