#153D3F#153D3F

#153D3F is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.044 H 199.8°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#153D3F
RGB	rgb(21, 61, 63)
HSL	hsl(183, 50%, 16%)
HSV	hsv(183, 67%, 25%)
CMYK	cmyk(66.7%, 3.2%, 0%, 75.3%)
CIE-LAB	lab(23.19, -13.13, -5.43)
CIE-LCH	lch(23.19, 14.21, 202.48°)
OKLab	oklab(33.28% -0.0418 -0.015)
OKLCH	oklch(33.28% 0.044 199.8)
XYZ	xyz(2.8748, 3.8555, 5.2943)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153D3F #3F1715

analogous

#153F2C #153D3F #15283F

triadic

#153D3F #3F153D #3D3F15

tetradic

#153D3F #2C153F #3F1715 #283F15

square

#153D3F #2C153F #3F1715 #283F15

split-complementary

#153D3F #3F1528 #3F2C15

monochromatic

#081617 #081617 #153D3F #24696D #34969B

Accessibility & contrast

On white

11.86

#153D3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#153D3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153D3F

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153D3F	#FFFFFF	#000000	##FFFFFF
##153D3F	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383A3F

Deuteranopia (green-blind)

#32353F

Tritanopia (blue-blind)

#003F3D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153d3f;
/* rgb */ color: rgb(21, 61, 63);
/* oklch */ color: oklch(33.3% 0.044 199.8);

Tailwind

colors: {
  custom: {
    50: '#587274',
    500: '#153d3f',
    950: '#000000',
  },
}

SCSS

$custom: #153d3f;
$custom-light: #587274;
$custom-dark: #000000;

JSON

{
  "hex": "#153d3f",
  "rgb": {
    "r": 21,
    "g": 61,
    "b": 63
  },
  "hsl": {
    "h": 182.857,
    "s": 50,
    "l": 16.471
  },
  "oklch": {
    "l": 0.33285,
    "c": 0.04442,
    "h": 199.8
  },
  "luminance": 0.03856
}

Semantic roles & 50–950 ramp

primary

#153D3F

secondary

#773C39

accent

#554EDA

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #153D3F

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

Preview Lab → · Contrast checker → · Palette generator →