#11575B#11575B

#11575B is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.8% C 0.065 H 200.8°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#11575B
RGB	rgb(17, 87, 91)
HSL	hsl(183, 69%, 21%)
HSV	hsv(183, 81%, 36%)
CMYK	cmyk(81.3%, 4.4%, 0%, 64.3%)
CIE-LAB	lab(33.33, -18.92, -8.35)
CIE-LCH	lch(33.33, 20.68, 203.81°)
OKLab	oklab(41.81% -0.061 -0.0232)
OKLCH	oklch(41.81% 0.065 200.8)
XYZ	xyz(5.5268, 7.6902, 11.0886)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11575B #5B1511

analogous

#115B3A #11575B #11325B

triadic

#11575B #5B1157 #575B11

tetradic

#11575B #3A115B #5B1511 #325B11

square

#11575B #3A115B #5B1511 #325B11

split-complementary

#11575B #5B1132 #5B3A11

monochromatic

#05191A #072627 #11575B #1B888F #24BAC2

Accessibility & contrast

On white

8.27

#11575B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#11575B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11575B

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11575B	#FFFFFF	#000000	##FFFFFF
##11575B	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50535B

Deuteranopia (green-blind)

#454B5B

Tritanopia (blue-blind)

#005B58

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #11575b;
/* rgb */ color: rgb(17, 87, 91);
/* oklch */ color: oklch(41.8% 0.065 200.8);

Tailwind

colors: {
  custom: {
    50: '#5e8689',
    500: '#11575b',
    950: '#000000',
  },
}

SCSS

$custom: #11575b;
$custom-light: #5e8689;
$custom-dark: #000000;

JSON

{
  "hex": "#11575b",
  "rgb": {
    "r": 17,
    "g": 87,
    "b": 91
  },
  "hsl": {
    "h": 183.243,
    "s": 68.519,
    "l": 21.176
  },
  "oklch": {
    "l": 0.41806,
    "c": 0.06526,
    "h": 200.8
  },
  "luminance": 0.07691
}

Semantic roles & 50–950 ramp

primary

#11575B

secondary

#943934

accent

#463CEB

background

#F5F8F8

surface

#EAEFF0

border

#C6CACB

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #11575B

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

Preview Lab → · Contrast checker → · Palette generator →