#2B2B59#2B2B59

#2B2B59 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.5% C 0.081 H 280.7°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B59
RGB	rgb(43, 43, 89)
HSL	hsl(240, 35%, 26%)
HSV	hsv(240, 52%, 35%)
CMYK	cmyk(51.7%, 51.7%, 0%, 65.1%)
CIE-LAB	lab(19.89, 14.18, -27.83)
CIE-LCH	lch(19.89, 31.23, 296.99°)
OKLab	oklab(31.5% 0.015 -0.0791)
OKLCH	oklch(31.5% 0.081 280.7)
XYZ	xyz(3.6628, 2.9624, 9.8281)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B59 #59592B

analogous

#2B4259 #2B2B59 #422B59

triadic

#2B2B59 #592B2B #2B592B

tetradic

#2B2B59 #592B42 #59592B #2B5942

square

#2B2B59 #592B42 #59592B #2B5942

split-complementary

#2B2B59 #59422B #42592B

monochromatic

#0A0A15 #171730 #2B2B59 #3F3F82 #5353AC

Accessibility & contrast

On white

13.19

#2B2B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#2B2B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B59

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B59	#FFFFFF	#000000	##FFFFFF
##2B2B59	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17325B

Deuteranopia (green-blind)

#142E58

Tritanopia (blue-blind)

#1A353D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2b2b59;
/* rgb */ color: rgb(43, 43, 89);
/* oklch */ color: oklch(31.5% 0.081 280.7);

Tailwind

colors: {
  custom: {
    50: '#686488',
    500: '#2b2b59',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b59;
$custom-light: #686488;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b59",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 89
  },
  "hsl": {
    "h": 240,
    "s": 34.848,
    "l": 25.882
  },
  "oklch": {
    "l": 0.31498,
    "c": 0.0805,
    "h": 280.7
  },
  "luminance": 0.02963
}

Semantic roles & 50–950 ramp

primary

#2B2B59

secondary

#8B8B55

accent

#CB5DCB

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#06050B

muted

#7A797C

Preview Lab

Preview with #2B2B59

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

Preview Lab → · Contrast checker → · Palette generator →