#1B494B#1B494B

#1B494B is a dark, muted teal. Relative luminance 0.055; OKLCH L 37.5% C 0.050 H 199.2°. Best body text is #FFFFFF at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#1B494B
RGB	rgb(27, 73, 75)
HSL	hsl(183, 47%, 20%)
HSV	hsv(183, 64%, 29%)
CMYK	cmyk(64%, 2.7%, 0%, 70.6%)
CIE-LAB	lab(28.13, -14.80, -5.91)
CIE-LCH	lch(28.13, 15.94, 201.75°)
OKLab	oklab(37.48% -0.047 -0.0163)
OKLCH	oklch(37.48% 0.05 199.2)
XYZ	xyz(4.1040, 5.5057, 7.5017)
Luminance	0.0551 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B494B #4B1D1B

analogous

#1B4B35 #1B494B #1B314B

triadic

#1B494B #4B1B49 #494B1B

tetradic

#1B494B #351B4B #4B1D1B #314B1B

square

#1B494B #351B4B #4B1D1B #314B1B

split-complementary

#1B494B #4B1B31 #4B351B

monochromatic

#081617 #0B1D1E #1B494B #2B7578 #3BA1A5

Accessibility & contrast

On white

9.99

#1B494B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#1B494B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B494B

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B494B	#FFFFFF	#000000	##FFFFFF
##1B494B	1.00	9.99	2.10	9.99
#FFFFFF	9.99	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44464B

Deuteranopia (green-blind)

#3C404B

Tritanopia (blue-blind)

#004C49

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1b494b;
/* rgb */ color: rgb(27, 73, 75);
/* oklch */ color: oklch(37.5% 0.050 199.2);

Tailwind

colors: {
  custom: {
    50: '#5e7c7d',
    500: '#1b494b',
    950: '#000000',
  },
}

SCSS

$custom: #1b494b;
$custom-light: #5e7c7d;
$custom-dark: #000000;

JSON

{
  "hex": "#1b494b",
  "rgb": {
    "r": 27,
    "g": 73,
    "b": 75
  },
  "hsl": {
    "h": 182.5,
    "s": 47.059,
    "l": 20
  },
  "oklch": {
    "l": 0.37483,
    "c": 0.04972,
    "h": 199.2
  },
  "luminance": 0.05506
}

Semantic roles & 50–950 ramp

primary

#1B494B

secondary

#814441

accent

#5751D7

background

#F5F7F7

surface

#E9EEEE

border

#C5C9C9

text

#050909

muted

#797B7B

Preview Lab

Preview with #1B494B

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

Preview Lab → · Contrast checker → · Palette generator →