#2B355B#2B355B

#2B355B is a dark, moderate blue. Relative luminance 0.038; OKLCH L 33.9% C 0.068 H 271.2°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#2B355B
RGB	rgb(43, 53, 91)
HSL	hsl(228, 36%, 26%)
HSV	hsv(228, 53%, 36%)
CMYK	cmyk(52.7%, 41.8%, 0%, 64.3%)
CIE-LAB	lab(23.05, 7.85, -24.13)
CIE-LCH	lch(23.05, 25.38, 288.01°)
OKLab	oklab(33.95% 0.0015 -0.0682)
OKLCH	oklch(33.95% 0.068 271.2)
XYZ	xyz(4.1571, 3.8149, 10.4128)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B355B #5B512B

analogous

#2B4D5B #2B355B #392B5B

triadic

#2B355B #5B2B35 #355B2B

tetradic

#2B355B #5B2B4D #5B512B #2B5B39

square

#2B355B #5B2B4D #5B512B #2B5B39

split-complementary

#2B355B #5B392B #4D5B2B

monochromatic

#0A0C15 #171D31 #2B355B #3F4D85 #5366AE

Accessibility & contrast

On white

11.91

#2B355B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#2B355B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B355B

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B355B	#FFFFFF	#000000	##FFFFFF
##2B355B	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26395D

Deuteranopia (green-blind)

#22355A

Tritanopia (blue-blind)

#183D43

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2b355b;
/* rgb */ color: rgb(43, 53, 91);
/* oklch */ color: oklch(33.9% 0.068 271.2);

Tailwind

colors: {
  custom: {
    50: '#686c89',
    500: '#2b355b',
    950: '#000000',
  },
}

SCSS

$custom: #2b355b;
$custom-light: #686c89;
$custom-dark: #000000;

JSON

{
  "hex": "#2b355b",
  "rgb": {
    "r": 43,
    "g": 53,
    "b": 91
  },
  "hsl": {
    "h": 227.5,
    "s": 35.821,
    "l": 26.275
  },
  "oklch": {
    "l": 0.33947,
    "c": 0.0682,
    "h": 271.2
  },
  "luminance": 0.03815
}

Semantic roles & 50–950 ramp

primary

#2B355B

secondary

#8D8155

accent

#B55CCC

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060B

muted

#7A7A7C

Preview Lab

Preview with #2B355B

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

Preview Lab → · Contrast checker → · Palette generator →