#1B2E6B#1B2E6B

#1B2E6B is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.5% C 0.109 H 267.0°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#1B2E6B
RGB	rgb(27, 46, 107)
HSL	hsl(226, 60%, 26%)
HSV	hsv(226, 75%, 42%)
CMYK	cmyk(74.8%, 57%, 0%, 58%)
CIE-LAB	lab(21.01, 15.57, -37.89)
CIE-LCH	lch(21.01, 40.97, 292.33°)
OKLab	oklab(32.48% -0.0056 -0.1091)
OKLCH	oklch(32.48% 0.109 267)
XYZ	xyz(4.0819, 3.2481, 14.3189)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2E6B #6B581B

analogous

#1B566B #1B2E6B #301B6B

triadic

#1B2E6B #6B1B2E #2E6B1B

tetradic

#1B2E6B #6B1B56 #6B581B #1B6B30

square

#1B2E6B #6B1B56 #6B581B #1B6B30

split-complementary

#1B2E6B #6B301B #566B1B

monochromatic

#060B18 #0F193A #1B2E6B #27439C #3558CC

Accessibility & contrast

On white

12.73

#1B2E6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#1B2E6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2E6B

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2E6B	#FFFFFF	#000000	##FFFFFF
##1B2E6B	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01366D

Deuteranopia (green-blind)

#002F6A

Tritanopia (blue-blind)

#003D47

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1b2e6b;
/* rgb */ color: rgb(27, 46, 107);
/* oklch */ color: oklch(32.5% 0.109 267.0);

Tailwind

colors: {
  custom: {
    50: '#636696',
    500: '#1b2e6b',
    950: '#000000',
  },
}

SCSS

$custom: #1b2e6b;
$custom-light: #636696;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2e6b",
  "rgb": {
    "r": 27,
    "g": 46,
    "b": 107
  },
  "hsl": {
    "h": 225.75,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.32479,
    "c": 0.10921,
    "h": 267
  },
  "luminance": 0.03249
}

Semantic roles & 50–950 ramp

primary

#1B2E6B

secondary

#A08A42

accent

#BD45E3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #1B2E6B

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

Preview Lab → · Contrast checker → · Palette generator →