#2B30A2#2B30A2

#2B30A2 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.0% C 0.179 H 272.6°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#2B30A2
RGB	rgb(43, 48, 162)
HSL	hsl(237, 58%, 40%)
HSV	hsv(237, 73%, 64%)
CMYK	cmyk(73.5%, 70.4%, 0%, 36.5%)
CIE-LAB	lab(27.39, 37.18, -61.84)
CIE-LCH	lch(27.39, 72.16, 301.02°)
OKLab	oklab(38.95% 0.008 -0.1788)
OKLCH	oklch(38.95% 0.179 272.6)
XYZ	xyz(8.5726, 5.2353, 34.7341)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B30A2 #A29D2B

analogous

#2B6BA2 #2B30A2 #612BA2

triadic

#2B30A2 #A22B30 #30A22B

tetradic

#2B30A2 #A22B6B #A29D2B #2BA261

square

#2B30A2 #A22B6B #A29D2B #2BA261

split-complementary

#2B30A2 #A2612B #6BA22B

monochromatic

#111341 #1E2272 #2B30A2 #3E44CC #6F73D9

Accessibility & contrast

On white

10.26

#2B30A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2B30A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B30A2

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B30A2	#FFFFFF	#000000	##FFFFFF
##2B30A2	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	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: #2b30a2;
/* rgb */ color: rgb(43, 48, 162);
/* oklch */ color: oklch(39.0% 0.179 272.6);

Tailwind

colors: {
  custom: {
    50: '#7769bf',
    500: '#2b30a2',
    950: '#000000',
  },
}

SCSS

$custom: #2b30a2;
$custom-light: #7769bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b30a2",
  "rgb": {
    "r": 43,
    "g": 48,
    "b": 162
  },
  "hsl": {
    "h": 237.479,
    "s": 58.049,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38951,
    "c": 0.17903,
    "h": 272.6
  },
  "luminance": 0.05236
}

Semantic roles & 50–950 ramp

primary

#2B30A2

secondary

#C0BC69

accent

#DB47E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2B30A2

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

Preview Lab → · Contrast checker → · Palette generator →