#2A30A7#2A30A7

#2A30A7 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.4% C 0.186 H 271.9°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#2A30A7
RGB	rgb(42, 48, 167)
HSL	hsl(237, 60%, 41%)
HSV	hsv(237, 75%, 65%)
CMYK	cmyk(74.9%, 71.3%, 0%, 34.5%)
CIE-LAB	lab(27.83, 38.83, -64.14)
CIE-LCH	lch(27.83, 74.98, 301.19°)
OKLab	oklab(39.4% 0.0062 -0.1856)
OKLCH	oklch(39.4% 0.186 271.9)
XYZ	xyz(8.9845, 5.3952, 37.1196)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A30A7 #A7A12A

analogous

#2A6EA7 #2A30A7 #622AA7

triadic

#2A30A7 #A72A30 #30A72A

tetradic

#2A30A7 #A72A6E #A7A12A #2AA762

square

#2A30A7 #A72A6E #A7A12A #2AA762

split-complementary

#2A30A7 #A7622A #6EA72A

monochromatic

#111445 #1E2276 #2A30A7 #3F46CF #7075DB

Accessibility & contrast

On white

10.10

#2A30A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2A30A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A30A7

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A30A7	#FFFFFF	#000000	##FFFFFF
##2A30A7	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AB

Deuteranopia (green-blind)

#003CA5

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2a30a7;
/* rgb */ color: rgb(42, 48, 167);
/* oklch */ color: oklch(39.4% 0.186 271.9);

Tailwind

colors: {
  custom: {
    50: '#7869c2',
    500: '#2a30a7',
    950: '#000000',
  },
}

SCSS

$custom: #2a30a7;
$custom-light: #7869c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2a30a7",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 167
  },
  "hsl": {
    "h": 237.12,
    "s": 59.809,
    "l": 40.98
  },
  "oklch": {
    "l": 0.394,
    "c": 0.1857,
    "h": 271.9
  },
  "luminance": 0.05396
}

Semantic roles & 50–950 ramp

primary

#2A30A7

secondary

#C2BE6B

accent

#DB45E3

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #2A30A7

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

Preview Lab → · Contrast checker → · Palette generator →