#2A30A9#2A30A9

#2A30A9 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.6% C 0.188 H 271.8°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#2A30A9
RGB	rgb(42, 48, 169)
HSL	hsl(237, 60%, 41%)
HSV	hsv(237, 75%, 66%)
CMYK	cmyk(75.1%, 71.6%, 0%, 33.7%)
CIE-LAB	lab(28.03, 39.53, -65.02)
CIE-LCH	lch(28.03, 76.09, 301.30°)
OKLab	oklab(39.61% 0.006 -0.1882)
OKLCH	oklch(39.61% 0.188 271.8)
XYZ	xyz(9.1708, 5.4698, 38.1009)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A30A9 #A9A32A

analogous

#2A70A9 #2A30A9 #642AA9

triadic

#2A30A9 #A92A30 #30A92A

tetradic

#2A30A9 #A92A70 #A9A32A #2AA964

square

#2A30A9 #A92A70 #A9A32A #2AA964

split-complementary

#2A30A9 #A9642A #70A92A

monochromatic

#121447 #1E2278 #2A30A9 #4147D0 #7277DC

Accessibility & contrast

On white

10.03

#2A30A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2A30A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A30A9

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A30A9	#FFFFFF	#000000	##FFFFFF
##2A30A9	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AD

Deuteranopia (green-blind)

#003CA7

Tritanopia (blue-blind)

#005269

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2a30a9;
/* rgb */ color: rgb(42, 48, 169);
/* oklch */ color: oklch(39.6% 0.188 271.8);

Tailwind

colors: {
  custom: {
    50: '#7869c4',
    500: '#2a30a9',
    950: '#000000',
  },
}

SCSS

$custom: #2a30a9;
$custom-light: #7869c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a30a9",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 169
  },
  "hsl": {
    "h": 237.165,
    "s": 60.19,
    "l": 41.373
  },
  "oklch": {
    "l": 0.39605,
    "c": 0.18824,
    "h": 271.8
  },
  "luminance": 0.05471
}

Semantic roles & 50–950 ramp

primary

#2A30A9

secondary

#C3BF6C

accent

#DC44E3

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #2A30A9

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

Preview Lab → · Contrast checker → · Palette generator →