#2B2F83#2B2F83

#2B2F83 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.8% C 0.138 H 274.9°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#2B2F83
RGB	rgb(43, 47, 131)
HSL	hsl(237, 51%, 34%)
HSV	hsv(237, 67%, 51%)
CMYK	cmyk(67.2%, 64.1%, 0%, 48.6%)
CIE-LAB	lab(24.27, 26.68, -47.84)
CIE-LCH	lch(24.27, 54.78, 299.15°)
OKLab	oklab(35.8% 0.0117 -0.1379)
OKLCH	oklch(35.8% 0.138 274.9)
XYZ	xyz(6.1082, 4.1848, 21.9542)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2F83 #837F2B

analogous

#2B5B83 #2B2F83 #532B83

triadic

#2B2F83 #832B2F #2F832B

tetradic

#2B2F83 #832B5B #837F2B #2B8353

square

#2B2F83 #832B5B #837F2B #2B8353

split-complementary

#2B2F83 #83532B #5B832B

monochromatic

#0D0E27 #1C1E55 #2B2F83 #3A40B1 #5E63CA

Accessibility & contrast

On white

11.43

#2B2F83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2B2F83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2F83

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2F83	#FFFFFF	#000000	##FFFFFF
##2B2F83	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E86

Deuteranopia (green-blind)

#003681

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b2f83;
/* rgb */ color: rgb(43, 47, 131);
/* oklch */ color: oklch(35.8% 0.138 274.9);

Tailwind

colors: {
  custom: {
    50: '#7067a8',
    500: '#2b2f83',
    950: '#000000',
  },
}

SCSS

$custom: #2b2f83;
$custom-light: #7067a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2f83",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 131
  },
  "hsl": {
    "h": 237.273,
    "s": 50.575,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35797,
    "c": 0.13838,
    "h": 274.9
  },
  "luminance": 0.04185
}

Semantic roles & 50–950 ramp

primary

#2B2F83

secondary

#B0AC5A

accent

#D44EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2B2F83

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

Preview Lab → · Contrast checker → · Palette generator →