#2B1E81#2B1E81

#2B1E81 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.8% C 0.156 H 279.3°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#2B1E81
RGB	rgb(43, 30, 129)
HSL	hsl(248, 62%, 31%)
HSV	hsv(248, 77%, 51%)
CMYK	cmyk(66.7%, 76.7%, 0%, 49.4%)
CIE-LAB	lab(20.15, 36.65, -53.34)
CIE-LCH	lch(20.15, 64.72, 304.49°)
OKLab	oklab(32.77% 0.0253 -0.154)
OKLCH	oklch(32.77% 0.156 279.3)
XYZ	xyz(5.4217, 3.0267, 21.0631)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1E81 #74811E

analogous

#1E4281 #2B1E81 #5C1E81

triadic

#2B1E81 #812B1E #1E812B

tetradic

#2B1E81 #811E42 #74811E #1E815C

square

#2B1E81 #811E42 #74811E #1E815C

split-complementary

#2B1E81 #815C1E #42811E

monochromatic

#0A071E #1A124F #2B1E81 #3C2AB3 #5846D4

Accessibility & contrast

On white

13.08

#2B1E81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#2B1E81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1E81

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1E81	#FFFFFF	#000000	##FFFFFF
##2B1E81	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003484

Deuteranopia (green-blind)

#002D7F

Tritanopia (blue-blind)

#003A4E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2b1e81;
/* rgb */ color: rgb(43, 30, 129);
/* oklch */ color: oklch(32.8% 0.156 279.3);

Tailwind

colors: {
  custom: {
    50: '#715ca7',
    500: '#2b1e81',
    950: '#000000',
  },
}

SCSS

$custom: #2b1e81;
$custom-light: #715ca7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1e81",
  "rgb": {
    "r": 43,
    "g": 30,
    "b": 129
  },
  "hsl": {
    "h": 247.879,
    "s": 62.264,
    "l": 31.176
  },
  "oklch": {
    "l": 0.32765,
    "c": 0.15604,
    "h": 279.3
  },
  "luminance": 0.03027
}

Semantic roles & 50–950 ramp

primary

#2B1E81

secondary

#A6B447

accent

#E542D0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2B1E81

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

Preview Lab → · Contrast checker → · Palette generator →