#153A39#153A39

#153A39 is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.2% C 0.042 H 192.9°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#153A39
RGB	rgb(21, 58, 57)
HSL	hsl(178, 47%, 15%)
HSV	hsv(178, 64%, 23%)
CMYK	cmyk(63.8%, 0%, 1.7%, 77.3%)
CIE-LAB	lab(21.87, -13.36, -3.37)
CIE-LCH	lch(21.87, 13.78, 194.14°)
OKLab	oklab(32.15% -0.041 -0.0093)
OKLCH	oklch(32.15% 0.042 192.9)
XYZ	xyz(2.5605, 3.4807, 4.4070)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A39 #3A1516

analogous

#153A26 #153A39 #15283A

triadic

#153A39 #39153A #3A3915

tetradic

#153A39 #26153A #3A1516 #283A15

square

#153A39 #26153A #3A1516 #283A15

split-complementary

#153A39 #3A1528 #3A2615

monochromatic

#081616 #081616 #153A39 #256765 #369491

Accessibility & contrast

On white

12.38

#153A39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#153A39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A39

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A39	#FFFFFF	#000000	##FFFFFF
##153A39	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363739

Deuteranopia (green-blind)

#303239

Tritanopia (blue-blind)

#003C3A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #153a39;
/* rgb */ color: rgb(21, 58, 57);
/* oklch */ color: oklch(32.2% 0.042 192.9);

Tailwind

colors: {
  custom: {
    50: '#57706f',
    500: '#153a39',
    950: '#000000',
  },
}

SCSS

$custom: #153a39;
$custom-light: #57706f;
$custom-dark: #000000;

JSON

{
  "hex": "#153a39",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 57
  },
  "hsl": {
    "h": 178.378,
    "s": 46.835,
    "l": 15.49
  },
  "oklch": {
    "l": 0.32151,
    "c": 0.04202,
    "h": 192.9
  },
  "luminance": 0.03481
}

Semantic roles & 50–950 ramp

primary

#153A39

secondary

#71393B

accent

#5155D6

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #153A39

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

Preview Lab → · Contrast checker → · Palette generator →