#1B5076#1B5076

#1B5076 is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.6% C 0.084 H 243.8°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#1B5076
RGB	rgb(27, 80, 118)
HSL	hsl(205, 63%, 28%)
HSV	hsv(205, 77%, 46%)
CMYK	cmyk(77.1%, 32.2%, 0%, 53.7%)
CIE-LAB	lab(32.43, -3.35, -26.66)
CIE-LCH	lch(32.43, 26.87, 262.84°)
OKLab	oklab(41.56% -0.0371 -0.0755)
OKLCH	oklch(41.56% 0.084 243.8)
XYZ	xyz(6.5894, 7.2776, 18.1935)
Luminance	0.0728 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5076 #76411B

analogous

#1B766E #1B5076 #1B2276

triadic

#1B5076 #761B50 #50761B

tetradic

#1B5076 #6E1B76 #76411B #22761B

square

#1B5076 #6E1B76 #76411B #22761B

split-complementary

#1B5076 #761B22 #766E1B

monochromatic

#061119 #102E44 #1B5076 #2672A8 #3A92D2

Accessibility & contrast

On white

8.55

#1B5076 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#1B5076 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5076

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5076	#FFFFFF	#000000	##FFFFFF
##1B5076	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F5178

Deuteranopia (green-blind)

#324875

Tritanopia (blue-blind)

#00595D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1b5076;
/* rgb */ color: rgb(27, 80, 118);
/* oklch */ color: oklch(41.6% 0.084 243.8);

Tailwind

colors: {
  custom: {
    50: '#65809d',
    500: '#1b5076',
    950: '#000000',
  },
}

SCSS

$custom: #1b5076;
$custom-light: #65809d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5076",
  "rgb": {
    "r": 27,
    "g": 80,
    "b": 118
  },
  "hsl": {
    "h": 205.055,
    "s": 62.759,
    "l": 28.431
  },
  "oklch": {
    "l": 0.41555,
    "c": 0.08414,
    "h": 243.8
  },
  "luminance": 0.07278
}

Semantic roles & 50–950 ramp

primary

#1B5076

secondary

#AA6E42

accent

#8642E6

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1B5076

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

Preview Lab → · Contrast checker → · Palette generator →