#2B236B#2B236B

#2B236B is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.4% C 0.120 H 282.0°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#2B236B
RGB	rgb(43, 35, 107)
HSL	hsl(247, 51%, 28%)
HSV	hsv(247, 67%, 42%)
CMYK	cmyk(59.8%, 67.3%, 0%, 58%)
CIE-LAB	lab(19.13, 26.06, -40.90)
CIE-LCH	lch(19.13, 48.50, 302.50°)
OKLab	oklab(31.38% 0.025 -0.1176)
OKLCH	oklch(31.38% 0.12 282)
XYZ	xyz(4.2503, 2.7769, 14.2191)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B236B #636B23

analogous

#233F6B #2B236B #4F236B

triadic

#2B236B #6B2B23 #236B2B

tetradic

#2B236B #6B233F #636B23 #236B4F

square

#2B236B #6B233F #636B23 #236B4F

split-complementary

#2B236B #6B4F23 #3F6B23

monochromatic

#090817 #18143D #2B236B #3E3299 #5446C2

Accessibility & contrast

On white

13.50

#2B236B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#2B236B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B236B

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B236B	#FFFFFF	#000000	##FFFFFF
##2B236B	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316D

Deuteranopia (green-blind)

#002C6A

Tritanopia (blue-blind)

#093543

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #2b236b;
/* rgb */ color: rgb(43, 35, 107);
/* oklch */ color: oklch(31.4% 0.120 282.0);

Tailwind

colors: {
  custom: {
    50: '#6c5e96',
    500: '#2b236b',
    950: '#000000',
  },
}

SCSS

$custom: #2b236b;
$custom-light: #6c5e96;
$custom-dark: #000000;

JSON

{
  "hex": "#2b236b",
  "rgb": {
    "r": 43,
    "g": 35,
    "b": 107
  },
  "hsl": {
    "h": 246.667,
    "s": 50.704,
    "l": 27.843
  },
  "oklch": {
    "l": 0.31376,
    "c": 0.12019,
    "h": 282
  },
  "luminance": 0.02777
}

Semantic roles & 50–950 ramp

primary

#2B236B

secondary

#959E4B

accent

#DA4ECB

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040D

muted

#7A797E

Preview Lab

Preview with #2B236B

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

Preview Lab → · Contrast checker → · Palette generator →