#1B2E6E#1B2E6E

#1B2E6E is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.7% C 0.114 H 267.3°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#1B2E6E
RGB	rgb(27, 46, 110)
HSL	hsl(226, 61%, 27%)
HSV	hsv(226, 75%, 43%)
CMYK	cmyk(75.5%, 58.2%, 0%, 56.9%)
CIE-LAB	lab(21.25, 16.79, -39.44)
CIE-LCH	lch(21.25, 42.86, 293.06°)
OKLab	oklab(32.74% -0.0054 -0.1136)
OKLCH	oklch(32.74% 0.114 267.3)
XYZ	xyz(4.2425, 3.3124, 15.1646)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2E6E #6E5B1B

analogous

#1B586E #1B2E6E #321B6E

triadic

#1B2E6E #6E1B2E #2E6E1B

tetradic

#1B2E6E #6E1B58 #6E5B1B #1B6E32

square

#1B2E6E #6E1B58 #6E5B1B #1B6E32

split-complementary

#1B2E6E #6E321B #586E1B

monochromatic

#060A19 #0F193D #1B2E6E #27439F #3659CE

Accessibility & contrast

On white

12.63

#1B2E6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1B2E6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2E6E

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2E6E	#FFFFFF	#000000	##FFFFFF
##1B2E6E	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003770

Deuteranopia (green-blind)

#002F6D

Tritanopia (blue-blind)

#003E49

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1b2e6e;
/* rgb */ color: rgb(27, 46, 110);
/* oklch */ color: oklch(32.7% 0.114 267.3);

Tailwind

colors: {
  custom: {
    50: '#646698',
    500: '#1b2e6e',
    950: '#000000',
  },
}

SCSS

$custom: #1b2e6e;
$custom-light: #646698;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2e6e",
  "rgb": {
    "r": 27,
    "g": 46,
    "b": 110
  },
  "hsl": {
    "h": 226.265,
    "s": 60.584,
    "l": 26.863
  },
  "oklch": {
    "l": 0.32738,
    "c": 0.11374,
    "h": 267.3
  },
  "luminance": 0.03313
}

Semantic roles & 50–950 ramp

primary

#1B2E6E

secondary

#A38D42

accent

#BF44E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #1B2E6E

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

Preview Lab → · Contrast checker → · Palette generator →