#2B256A#2B256A

#2B256A is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.7% C 0.116 H 281.4°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#2B256A
RGB	rgb(43, 37, 106)
HSL	hsl(245, 48%, 28%)
HSV	hsv(245, 65%, 42%)
CMYK	cmyk(59.4%, 65.1%, 0%, 58.4%)
CIE-LAB	lab(19.54, 24.38, -39.57)
CIE-LCH	lch(19.54, 46.48, 301.63°)
OKLab	oklab(31.65% 0.0229 -0.1137)
OKLCH	oklch(31.65% 0.116 281.4)
XYZ	xyz(4.2585, 2.8771, 13.9638)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B256A #646A25

analogous

#25416A #2B256A #4D256A

triadic

#2B256A #6A2B25 #256A2B

tetradic

#2B256A #6A2541 #646A25 #256A4D

square

#2B256A #6A2541 #646A25 #256A4D

split-complementary

#2B256A #6A4D25 #416A25

monochromatic

#090817 #19153D #2B256A #3D3597 #544AC0

Accessibility & contrast

On white

13.33

#2B256A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#2B256A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B256A

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B256A	#FFFFFF	#000000	##FFFFFF
##2B256A	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326C

Deuteranopia (green-blind)

#002D69

Tritanopia (blue-blind)

#0A3643

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #2b256a;
/* rgb */ color: rgb(43, 37, 106);
/* oklch */ color: oklch(31.7% 0.116 281.4);

Tailwind

colors: {
  custom: {
    50: '#6b6095',
    500: '#2b256a',
    950: '#000000',
  },
}

SCSS

$custom: #2b256a;
$custom-light: #6b6095;
$custom-dark: #000000;

JSON

{
  "hex": "#2b256a",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 106
  },
  "hsl": {
    "h": 245.217,
    "s": 48.252,
    "l": 28.039
  },
  "oklch": {
    "l": 0.31653,
    "c": 0.11595,
    "h": 281.4
  },
  "luminance": 0.02877
}

Semantic roles & 50–950 ramp

primary

#2B256A

secondary

#969D4E

accent

#D850CC

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040D

muted

#7A797E

Preview Lab

Preview with #2B256A

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

Preview Lab → · Contrast checker → · Palette generator →