#2B256B#2B256B

#2B256B is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.7% C 0.117 H 281.2°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#2B256B
RGB	rgb(43, 37, 107)
HSL	hsl(245, 49%, 28%)
HSV	hsv(245, 65%, 42%)
CMYK	cmyk(59.8%, 65.4%, 0%, 58%)
CIE-LAB	lab(19.63, 24.73, -40.09)
CIE-LCH	lch(19.63, 47.10, 301.67°)
OKLab	oklab(31.74% 0.0229 -0.1152)
OKLCH	oklch(31.74% 0.117 281.2)
XYZ	xyz(4.3108, 2.8980, 14.2393)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B256B #656B25

analogous

#25426B #2B256B #4E256B

triadic

#2B256B #6B2B25 #256B2B

tetradic

#2B256B #6B2542 #656B25 #256B4E

square

#2B256B #6B2542 #656B25 #256B4E

split-complementary

#2B256B #6B4E25 #426B25

monochromatic

#090817 #19153E #2B256B #3D3598 #544AC0

Accessibility & contrast

On white

13.29

#2B256B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#2B256B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B256B

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B256B	#FFFFFF	#000000	##FFFFFF
##2B256B	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326D

Deuteranopia (green-blind)

#002D6A

Tritanopia (blue-blind)

#093644

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #2b256b;
/* rgb */ color: rgb(43, 37, 107);
/* oklch */ color: oklch(31.7% 0.117 281.2);

Tailwind

colors: {
  custom: {
    50: '#6c6096',
    500: '#2b256b',
    950: '#000000',
  },
}

SCSS

$custom: #2b256b;
$custom-light: #6c6096;
$custom-dark: #000000;

JSON

{
  "hex": "#2b256b",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 107
  },
  "hsl": {
    "h": 245.143,
    "s": 48.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.31743,
    "c": 0.11741,
    "h": 281.2
  },
  "luminance": 0.02898
}

Semantic roles & 50–950 ramp

primary

#2B256B

secondary

#979E4E

accent

#D850CC

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040D

muted

#7A797E

Preview Lab

Preview with #2B256B

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

Preview Lab → · Contrast checker → · Palette generator →