#2B30A6#2B30A6

#2B30A6 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.4% C 0.184 H 272.3°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#2B30A6
RGB	rgb(43, 48, 166)
HSL	hsl(238, 59%, 41%)
HSV	hsv(238, 74%, 65%)
CMYK	cmyk(74.1%, 71.1%, 0%, 34.9%)
CIE-LAB	lab(27.79, 38.58, -63.61)
CIE-LCH	lch(27.79, 74.39, 301.24°)
OKLab	oklab(39.36% 0.0075 -0.184)
OKLCH	oklch(39.36% 0.184 272.3)
XYZ	xyz(8.9338, 5.3798, 36.6366)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B30A6 #A6A12B

analogous

#2B6DA6 #2B30A6 #632BA6

triadic

#2B30A6 #A62B30 #30A62B

tetradic

#2B30A6 #A62B6D #A6A12B #2BA663

square

#2B30A6 #A62B6D #A6A12B #2BA663

split-complementary

#2B30A6 #A6632B #6DA62B

monochromatic

#121445 #1E2275 #2B30A6 #4146CE #7175DA

Accessibility & contrast

On white

10.11

#2B30A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2B30A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B30A6

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B30A6	#FFFFFF	#000000	##FFFFFF
##2B30A6	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AA

Deuteranopia (green-blind)

#003CA4

Tritanopia (blue-blind)

#005167

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2b30a6;
/* rgb */ color: rgb(43, 48, 166);
/* oklch */ color: oklch(39.4% 0.184 272.3);

Tailwind

colors: {
  custom: {
    50: '#7869c2',
    500: '#2b30a6',
    950: '#000000',
  },
}

SCSS

$custom: #2b30a6;
$custom-light: #7869c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b30a6",
  "rgb": {
    "r": 43,
    "g": 48,
    "b": 166
  },
  "hsl": {
    "h": 237.561,
    "s": 58.852,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39356,
    "c": 0.18416,
    "h": 272.3
  },
  "luminance": 0.05381
}

Semantic roles & 50–950 ramp

primary

#2B30A6

secondary

#C1BE6B

accent

#DC46E2

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2B30A6

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

Preview Lab → · Contrast checker → · Palette generator →