#2B256D#2B256D

#2B256D is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.9% C 0.120 H 280.9°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#2B256D
RGB	rgb(43, 37, 109)
HSL	hsl(245, 49%, 29%)
HSV	hsv(245, 66%, 43%)
CMYK	cmyk(60.6%, 66.1%, 0%, 57.3%)
CIE-LAB	lab(19.80, 25.44, -41.10)
CIE-LCH	lch(19.80, 48.34, 301.75°)
OKLab	oklab(31.92% 0.0227 -0.1181)
OKLCH	oklch(31.92% 0.12 280.9)
XYZ	xyz(4.4173, 2.9406, 14.7998)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B256D #676D25

analogous

#25436D #2B256D #4F256D

triadic

#2B256D #6D2B25 #256D2B

tetradic

#2B256D #6D2543 #676D25 #256D4F

square

#2B256D #6D2543 #676D25 #256D4F

split-complementary

#2B256D #6D4F25 #436D25

monochromatic

#090817 #19153F #2B256D #3D359B #554BC2

Accessibility & contrast

On white

13.22

#2B256D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#2B256D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B256D

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B256D	#FFFFFF	#000000	##FFFFFF
##2B256D	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326F

Deuteranopia (green-blind)

#002D6C

Tritanopia (blue-blind)

#053745

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2b256d;
/* rgb */ color: rgb(43, 37, 109);
/* oklch */ color: oklch(31.9% 0.120 280.9);

Tailwind

colors: {
  custom: {
    50: '#6c6097',
    500: '#2b256d',
    950: '#000000',
  },
}

SCSS

$custom: #2b256d;
$custom-light: #6c6097;
$custom-dark: #000000;

JSON

{
  "hex": "#2b256d",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 109
  },
  "hsl": {
    "h": 245,
    "s": 49.315,
    "l": 28.627
  },
  "oklch": {
    "l": 0.31924,
    "c": 0.1203,
    "h": 280.9
  },
  "luminance": 0.02941
}

Semantic roles & 50–950 ramp

primary

#2B256D

secondary

#99A04E

accent

#D94FCD

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #2B256D

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

Preview Lab → · Contrast checker → · Palette generator →