#2B1F7E#2B1F7E

#2B1F7E is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.6% C 0.151 H 279.6°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX	#2B1F7E
RGB	rgb(43, 31, 126)
HSL	hsl(248, 61%, 31%)
HSV	hsv(248, 75%, 49%)
CMYK	cmyk(65.9%, 75.4%, 0%, 50.6%)
CIE-LAB	lab(20.04, 35.08, -51.62)
CIE-LCH	lch(20.04, 62.41, 304.20°)
OKLab	oklab(32.59% 0.0253 -0.149)
OKLCH	oklch(32.59% 0.151 279.6)
XYZ	xyz(5.2509, 2.9995, 20.0369)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1F7E #727E1F

analogous

#1F427E #2B1F7E #5A1F7E

triadic

#2B1F7E #7E2B1F #1F7E2B

tetradic

#2B1F7E #7E1F42 #727E1F #1F7E5A

square

#2B1F7E #7E1F42 #727E1F #1F7E5A

split-complementary

#2B1F7E #7E5A1F #427E1F

monochromatic

#09071C #1A134D #2B1F7E #3C2BAF #5846D1

Accessibility & contrast

On white

13.13

#2B1F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#2B1F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1F7E

13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1F7E	#FFFFFF	#000000	##FFFFFF
##2B1F7E	1.00	13.13	1.60	13.13
#FFFFFF	13.13	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#002D7C

Tritanopia (blue-blind)

#003A4C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2b1f7e;
/* rgb */ color: rgb(43, 31, 126);
/* oklch */ color: oklch(32.6% 0.151 279.6);

Tailwind

colors: {
  custom: {
    50: '#705ca4',
    500: '#2b1f7e',
    950: '#000000',
  },
}

SCSS

$custom: #2b1f7e;
$custom-light: #705ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1f7e",
  "rgb": {
    "r": 43,
    "g": 31,
    "b": 126
  },
  "hsl": {
    "h": 247.579,
    "s": 60.51,
    "l": 30.784
  },
  "oklch": {
    "l": 0.32594,
    "c": 0.15109,
    "h": 279.6
  },
  "luminance": 0.03
}

Semantic roles & 50–950 ramp

primary

#2B1F7E

secondary

#A4B148

accent

#E444CF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #2B1F7E

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

Preview Lab → · Contrast checker → · Palette generator →