#2B30B2#2B30B2

#2B30B2 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.6% C 0.199 H 271.7°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#2B30B2
RGB	rgb(43, 48, 178)
HSL	hsl(238, 61%, 43%)
HSV	hsv(238, 76%, 70%)
CMYK	cmyk(75.8%, 73%, 0%, 30.2%)
CIE-LAB	lab(29.01, 42.72, -68.80)
CIE-LCH	lch(29.01, 80.99, 301.84°)
OKLab	oklab(40.59% 0.0057 -0.1992)
OKLCH	oklch(40.59% 0.199 271.7)
XYZ	xyz(10.0864, 5.8408, 42.7067)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.22

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B30B2 #B2AD2B

analogous

#2B73B2 #2B30B2 #692BB2

triadic

#2B30B2 #B22B30 #30B22B

tetradic

#2B30B2 #B22B73 #B2AD2B #2BB269

square

#2B30B2 #B22B73 #B2AD2B #2BB269

split-complementary

#2B30B2 #B2692B #73B22B

monochromatic

#13154F #1F2381 #2B30B2 #484DD3 #797DDF

Accessibility & contrast

On white

9.68

#2B30B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2B30B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B30B2

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B30B2	#FFFFFF	#000000	##FFFFFF
##2B30B2	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB6

Deuteranopia (green-blind)

#003EB0

Tritanopia (blue-blind)

#00556E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b30b2;
/* rgb */ color: rgb(43, 48, 178);
/* oklch */ color: oklch(40.6% 0.199 271.7);

Tailwind

colors: {
  custom: {
    50: '#7b6aca',
    500: '#2b30b2',
    950: '#000000',
  },
}

SCSS

$custom: #2b30b2;
$custom-light: #7b6aca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b30b2",
  "rgb": {
    "r": 43,
    "g": 48,
    "b": 178
  },
  "hsl": {
    "h": 237.778,
    "s": 61.086,
    "l": 43.333
  },
  "oklch": {
    "l": 0.40592,
    "c": 0.19924,
    "h": 271.7
  },
  "luminance": 0.05842
}

Semantic roles & 50–950 ramp

primary

#2B30B2

secondary

#C7C372

accent

#DE44E4

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2B30B2

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

Preview Lab → · Contrast checker → · Palette generator →