#1B4C86#1B4C86

#1B4C86 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.6% C 0.110 H 254.9°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#1B4C86
RGB	rgb(27, 76, 134)
HSL	hsl(213, 66%, 32%)
HSV	hsv(213, 80%, 53%)
CMYK	cmyk(79.9%, 43.3%, 0%, 47.5%)
CIE-LAB	lab(32.08, 5.65, -37.13)
CIE-LCH	lch(32.08, 37.56, 278.65°)
OKLab	oklab(41.58% -0.0287 -0.1062)
OKLCH	oklch(41.58% 0.11 254.9)
XYZ	xyz(7.3379, 7.1223, 23.5376)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4C86 #86551B

analogous

#1B8286 #1B4C86 #1F1B86

triadic

#1B4C86 #861B4C #4C861B

tetradic

#1B4C86 #861B82 #86551B #1B861F

square

#1B4C86 #861B82 #86551B #1B861F

split-complementary

#1B4C86 #861F1B #82861B

monochromatic

#061220 #112F53 #1B4C86 #2569B9 #4287D9

Accessibility & contrast

On white

8.66

#1B4C86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#1B4C86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4C86

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4C86	#FFFFFF	#000000	##FFFFFF
##1B4C86	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5188

Deuteranopia (green-blind)

#1C4785

Tritanopia (blue-blind)

#005A62

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1b4c86;
/* rgb */ color: rgb(27, 76, 134);
/* oklch */ color: oklch(41.6% 0.110 254.9);

Tailwind

colors: {
  custom: {
    50: '#697da9',
    500: '#1b4c86',
    950: '#000000',
  },
}

SCSS

$custom: #1b4c86;
$custom-light: #697da9;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4c86",
  "rgb": {
    "r": 27,
    "g": 76,
    "b": 134
  },
  "hsl": {
    "h": 212.523,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.41584,
    "c": 0.11004,
    "h": 254.9
  },
  "luminance": 0.07123
}

Semantic roles & 50–950 ramp

primary

#1B4C86

secondary

#B98344

accent

#9B3EE9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #1B4C86

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

Preview Lab → · Contrast checker → · Palette generator →