#2B366F#2B366F

#2B366F is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.6% C 0.099 H 272.2°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#2B366F
RGB	rgb(43, 54, 111)
HSL	hsl(230, 44%, 30%)
HSV	hsv(230, 61%, 44%)
CMYK	cmyk(61.3%, 51.4%, 0%, 56.5%)
CIE-LAB	lab(24.64, 14.46, -34.57)
CIE-LCH	lch(24.64, 37.47, 292.69°)
OKLab	oklab(35.58% 0.0039 -0.0988)
OKLCH	oklch(35.58% 0.099 272.2)
XYZ	xyz(5.1837, 4.2992, 15.5925)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B366F #6F642B

analogous

#2B586F #2B366F #422B6F

triadic

#2B366F #6F2B36 #366F2B

tetradic

#2B366F #6F2B58 #6F642B #2B6F42

square

#2B366F #6F2B58 #6F642B #2B6F42

split-complementary

#2B366F #6F422B #586F2B

monochromatic

#090B17 #1A2143 #2B366F #3C4B9B #5767BE

Accessibility & contrast

On white

11.29

#2B366F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2B366F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B366F

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B366F	#FFFFFF	#000000	##FFFFFF
##2B366F	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193E71

Deuteranopia (green-blind)

#0E386E

Tritanopia (blue-blind)

#00434D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b366f;
/* rgb */ color: rgb(43, 54, 111);
/* oklch */ color: oklch(35.6% 0.099 272.2);

Tailwind

colors: {
  custom: {
    50: '#6b6c99',
    500: '#2b366f',
    950: '#000000',
  },
}

SCSS

$custom: #2b366f;
$custom-light: #6b6c99;
$custom-dark: #000000;

JSON

{
  "hex": "#2b366f",
  "rgb": {
    "r": 43,
    "g": 54,
    "b": 111
  },
  "hsl": {
    "h": 230.294,
    "s": 44.156,
    "l": 30.196
  },
  "oklch": {
    "l": 0.35575,
    "c": 0.09886,
    "h": 272.2
  },
  "luminance": 0.043
}

Semantic roles & 50–950 ramp

primary

#2B366F

secondary

#A19555

accent

#BF54D4

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2B366F

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

Preview Lab → · Contrast checker → · Palette generator →