#153D40#153D40

#153D40 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.045 H 202.0°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#153D40
RGB	rgb(21, 61, 64)
HSL	hsl(184, 51%, 17%)
HSV	hsv(184, 67%, 25%)
CMYK	cmyk(67.2%, 4.7%, 0%, 74.9%)
CIE-LAB	lab(23.23, -12.79, -6.04)
CIE-LCH	lch(23.23, 14.14, 205.30°)
OKLab	oklab(33.33% -0.0413 -0.0167)
OKLCH	oklch(33.33% 0.045 202)
XYZ	xyz(2.9030, 3.8668, 5.4429)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153D40 #401815

analogous

#15402E #153D40 #152840

triadic

#153D40 #40153D #3D4015

tetradic

#153D40 #2E1540 #401815 #284015

square

#153D40 #2E1540 #401815 #284015

split-complementary

#153D40 #401528 #402E15

monochromatic

#081617 #081617 #153D40 #24696E #33959C

Accessibility & contrast

On white

11.84

#153D40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#153D40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153D40

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153D40	#FFFFFF	#000000	##FFFFFF
##153D40	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383A40

Deuteranopia (green-blind)

#313540

Tritanopia (blue-blind)

#003F3E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153d40;
/* rgb */ color: rgb(21, 61, 64);
/* oklch */ color: oklch(33.3% 0.045 202.0);

Tailwind

colors: {
  custom: {
    50: '#587274',
    500: '#153d40',
    950: '#000000',
  },
}

SCSS

$custom: #153d40;
$custom-light: #587274;
$custom-dark: #000000;

JSON

{
  "hex": "#153d40",
  "rgb": {
    "r": 21,
    "g": 61,
    "b": 64
  },
  "hsl": {
    "h": 184.186,
    "s": 50.588,
    "l": 16.667
  },
  "oklch": {
    "l": 0.33329,
    "c": 0.04455,
    "h": 202
  },
  "luminance": 0.03867
}

Semantic roles & 50–950 ramp

primary

#153D40

secondary

#783D39

accent

#584EDA

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #153D40

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

Preview Lab → · Contrast checker → · Palette generator →