#2A30A8#2A30A8

#2A30A8 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.5% C 0.187 H 271.9°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#2A30A8
RGB	rgb(42, 48, 168)
HSL	hsl(237, 60%, 41%)
HSV	hsv(237, 75%, 66%)
CMYK	cmyk(75%, 71.4%, 0%, 34.1%)
CIE-LAB	lab(27.93, 39.18, -64.58)
CIE-LCH	lch(27.93, 75.54, 301.25°)
OKLab	oklab(39.5% 0.0061 -0.1869)
OKLCH	oklch(39.5% 0.187 271.9)
XYZ	xyz(9.0773, 5.4323, 37.6084)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A30A8 #A8A22A

analogous

#2A6FA8 #2A30A8 #632AA8

triadic

#2A30A8 #A82A30 #30A82A

tetradic

#2A30A8 #A82A6F #A8A22A #2AA863

square

#2A30A8 #A82A6F #A8A22A #2AA863

split-complementary

#2A30A8 #A8632A #6FA82A

monochromatic

#121446 #1E2277 #2A30A8 #4047CF #7176DB

Accessibility & contrast

On white

10.06

#2A30A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2A30A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A30A8

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A30A8	#FFFFFF	#000000	##FFFFFF
##2A30A8	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AC

Deuteranopia (green-blind)

#003CA6

Tritanopia (blue-blind)

#005268

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2a30a8;
/* rgb */ color: rgb(42, 48, 168);
/* oklch */ color: oklch(39.5% 0.187 271.9);

Tailwind

colors: {
  custom: {
    50: '#7869c3',
    500: '#2a30a8',
    950: '#000000',
  },
}

SCSS

$custom: #2a30a8;
$custom-light: #7869c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a30a8",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 168
  },
  "hsl": {
    "h": 237.143,
    "s": 60,
    "l": 41.176
  },
  "oklch": {
    "l": 0.39503,
    "c": 0.18698,
    "h": 271.9
  },
  "luminance": 0.05433
}

Semantic roles & 50–950 ramp

primary

#2A30A8

secondary

#C3BE6B

accent

#DC45E3

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #2A30A8

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

Preview Lab → · Contrast checker → · Palette generator →