#1B226D#1B226D

#1B226D is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.2% C 0.128 H 271.9°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#1B226D
RGB	rgb(27, 34, 109)
HSL	hsl(235, 60%, 27%)
HSV	hsv(235, 75%, 43%)
CMYK	cmyk(75.2%, 68.8%, 0%, 57.3%)
CIE-LAB	lab(17.83, 24.89, -44.37)
CIE-LCH	lch(17.83, 50.88, 299.29°)
OKLab	oklab(30.17% 0.0043 -0.1282)
OKLCH	oklch(30.17% 0.128 271.9)
XYZ	xyz(3.7834, 2.4808, 14.7445)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B226D #6D661B

analogous

#1B4B6D #1B226D #3D1B6D

triadic

#1B226D #6D1B22 #226D1B

tetradic

#1B226D #6D1B4B #6D661B #1B6D3D

square

#1B226D #6D1B4B #6D661B #1B6D3D

split-complementary

#1B226D #6D3D1B #4B6D1B

monochromatic

#060819 #0F133C #1B226D #27319E #3542CD

Accessibility & contrast

On white

14.04

#1B226D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#1B226D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B226D

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B226D	#FFFFFF	#000000	##FFFFFF
##1B226D	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306F

Deuteranopia (green-blind)

#00286C

Tritanopia (blue-blind)

#003644

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1b226d;
/* rgb */ color: rgb(27, 34, 109);
/* oklch */ color: oklch(30.2% 0.128 271.9);

Tailwind

colors: {
  custom: {
    50: '#655d98',
    500: '#1b226d',
    950: '#000000',
  },
}

SCSS

$custom: #1b226d;
$custom-light: #655d98;
$custom-dark: #000000;

JSON

{
  "hex": "#1b226d",
  "rgb": {
    "r": 27,
    "g": 34,
    "b": 109
  },
  "hsl": {
    "h": 234.878,
    "s": 60.294,
    "l": 26.667
  },
  "oklch": {
    "l": 0.30172,
    "c": 0.1283,
    "h": 271.9
  },
  "luminance": 0.02481
}

Semantic roles & 50–950 ramp

primary

#1B226D

secondary

#A29A42

accent

#D644E3

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #1B226D

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

Preview Lab → · Contrast checker → · Palette generator →