#1B4677#1B4677

#1B4677 is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 39.1% C 0.096 H 253.9°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#1B4677
RGB	rgb(27, 70, 119)
HSL	hsl(212, 63%, 29%)
HSV	hsv(212, 77%, 47%)
CMYK	cmyk(77.3%, 41.2%, 0%, 53.3%)
CIE-LAB	lab(29.27, 3.62, -32.28)
CIE-LCH	lch(29.27, 32.48, 276.40°)
OKLab	oklab(39.09% -0.0266 -0.0921)
OKLCH	oklch(39.09% 0.096 253.9)
XYZ	xyz(5.9707, 5.9446, 18.2819)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4677 #774C1B

analogous

#1B7477 #1B4677 #1E1B77

triadic

#1B4677 #771B46 #46771B

tetradic

#1B4677 #771B74 #774C1B #1B771E

square

#1B4677 #771B74 #774C1B #1B771E

split-complementary

#1B4677 #771E1B #74771B

monochromatic

#060F19 #102945 #1B4677 #2663A9 #3A81D2

Accessibility & contrast

On white

9.59

#1B4677 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#1B4677 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4677

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4677	#FFFFFF	#000000	##FFFFFF
##1B4677	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4A79

Deuteranopia (green-blind)

#204176

Tritanopia (blue-blind)

#005258

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1b4677;
/* rgb */ color: rgb(27, 70, 119);
/* oklch */ color: oklch(39.1% 0.096 253.9);

Tailwind

colors: {
  custom: {
    50: '#65799e',
    500: '#1b4677',
    950: '#000000',
  },
}

SCSS

$custom: #1b4677;
$custom-light: #65799e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4677",
  "rgb": {
    "r": 27,
    "g": 70,
    "b": 119
  },
  "hsl": {
    "h": 211.957,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.39094,
    "c": 0.09588,
    "h": 253.9
  },
  "luminance": 0.05945
}

Semantic roles & 50–950 ramp

primary

#1B4677

secondary

#AB7A42

accent

#9942E6

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1B4677

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

Preview Lab → · Contrast checker → · Palette generator →