#1B206F#1B206F

#1B206F is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.0% C 0.134 H 272.3°. Best body text is #FFFFFF at 14.16:1 contrast (WCAG AA passes).

Color values

HEX	#1B206F
RGB	rgb(27, 32, 111)
HSL	hsl(236, 61%, 27%)
HSV	hsv(236, 76%, 44%)
CMYK	cmyk(75.7%, 71.2%, 0%, 56.5%)
CIE-LAB	lab(17.52, 27.03, -46.18)
CIE-LCH	lch(17.52, 53.51, 300.34°)
OKLab	oklab(30.01% 0.0055 -0.1335)
OKLCH	oklch(30.01% 0.134 272.3)
XYZ	xyz(3.8368, 2.4133, 15.2995)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B206F #6F6A1B

analogous

#1B4A6F #1B206F #401B6F

triadic

#1B206F #6F1B20 #206F1B

tetradic

#1B206F #6F1B4A #6F6A1B #1B6F40

square

#1B206F #6F1B4A #6F6A1B #1B6F40

split-complementary

#1B206F #6F401B #4A6F1B

monochromatic

#060719 #0F123E #1B206F #272EA0 #363FCE

Accessibility & contrast

On white

14.16

#1B206F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#1B206F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B206F

14.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B206F	#FFFFFF	#000000	##FFFFFF
##1B206F	1.00	14.16	1.48	14.16
#FFFFFF	14.16	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F71

Deuteranopia (green-blind)

#00276E

Tritanopia (blue-blind)

#003544

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1b206f;
/* rgb */ color: rgb(27, 32, 111);
/* oklch */ color: oklch(30.0% 0.134 272.3);

Tailwind

colors: {
  custom: {
    50: '#665b99',
    500: '#1b206f',
    950: '#000000',
  },
}

SCSS

$custom: #1b206f;
$custom-light: #665b99;
$custom-dark: #000000;

JSON

{
  "hex": "#1b206f",
  "rgb": {
    "r": 27,
    "g": 32,
    "b": 111
  },
  "hsl": {
    "h": 236.429,
    "s": 60.87,
    "l": 27.059
  },
  "oklch": {
    "l": 0.30008,
    "c": 0.13364,
    "h": 272.3
  },
  "luminance": 0.02414
}

Semantic roles & 50–950 ramp

primary

#1B206F

secondary

#A49E42

accent

#DA44E4

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1B206F

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

Preview Lab → · Contrast checker → · Palette generator →