#1B2264#1B2264

#1B2264 is a dark, moderate blue. Relative luminance 0.023; OKLCH L 29.3% C 0.115 H 272.4°. Best body text is #FFFFFF at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#1B2264
RGB	rgb(27, 34, 100)
HSL	hsl(234, 57%, 25%)
HSV	hsv(234, 73%, 39%)
CMYK	cmyk(73%, 66%, 0%, 60.8%)
CIE-LAB	lab(16.97, 21.37, -39.89)
CIE-LCH	lch(16.97, 45.25, 298.18°)
OKLab	oklab(29.28% 0.0048 -0.1151)
OKLCH	oklch(29.28% 0.115 272.4)
XYZ	xyz(3.3235, 2.2969, 12.3223)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2264 #645D1B

analogous

#1B4664 #1B2264 #391B64

triadic

#1B2264 #641B22 #22641B

tetradic

#1B2264 #641B46 #645D1B #1B6439

square

#1B2264 #641B46 #645D1B #1B6439

split-complementary

#1B2264 #64391B #46641B

monochromatic

#070818 #0E1234 #1B2264 #283294 #3543C4

Accessibility & contrast

On white

14.39

#1B2264 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#1B2264 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2264

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2264	#FFFFFF	#000000	##FFFFFF
##1B2264	1.00	14.39	1.46	14.39
#FFFFFF	14.39	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D66

Deuteranopia (green-blind)

#002763

Tritanopia (blue-blind)

#00333F

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1b2264;
/* rgb */ color: rgb(27, 34, 100);
/* oklch */ color: oklch(29.3% 0.115 272.4);

Tailwind

colors: {
  custom: {
    50: '#625d91',
    500: '#1b2264',
    950: '#000000',
  },
}

SCSS

$custom: #1b2264;
$custom-light: #625d91;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2264",
  "rgb": {
    "r": 27,
    "g": 34,
    "b": 100
  },
  "hsl": {
    "h": 234.247,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.29278,
    "c": 0.11519,
    "h": 272.4
  },
  "luminance": 0.02297
}

Semantic roles & 50–950 ramp

primary

#1B2264

secondary

#999141

accent

#D247E1

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06040D

muted

#7A797E

Preview Lab

Preview with #1B2264

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

Preview Lab → · Contrast checker → · Palette generator →