#153B3D#153B3D

#153B3D is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.6% C 0.043 H 200.0°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#153B3D
RGB	rgb(21, 59, 61)
HSL	hsl(183, 49%, 16%)
HSV	hsv(183, 66%, 24%)
CMYK	cmyk(65.6%, 3.3%, 0%, 76.1%)
CIE-LAB	lab(22.39, -12.62, -5.29)
CIE-LCH	lch(22.39, 13.68, 202.76°)
OKLab	oklab(32.61% -0.0402 -0.0146)
OKLCH	oklch(32.61% 0.043 200)
XYZ	xyz(2.7152, 3.6240, 4.9704)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153B3D #3D1715

analogous

#153D2B #153B3D #15273D

triadic

#153B3D #3D153B #3B3D15

tetradic

#153B3D #2B153D #3D1715 #273D15

square

#153B3D #2B153D #3D1715 #273D15

split-complementary

#153B3D #3D1527 #3D2B15

monochromatic

#081617 #081617 #153B3D #25676B #349398

Accessibility & contrast

On white

12.18

#153B3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#153B3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153B3D

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153B3D	#FFFFFF	#000000	##FFFFFF
##153B3D	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37383D

Deuteranopia (green-blind)

#30343D

Tritanopia (blue-blind)

#003D3B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #153b3d;
/* rgb */ color: rgb(21, 59, 61);
/* oklch */ color: oklch(32.6% 0.043 200.0);

Tailwind

colors: {
  custom: {
    50: '#587172',
    500: '#153b3d',
    950: '#000000',
  },
}

SCSS

$custom: #153b3d;
$custom-light: #587172;
$custom-dark: #000000;

JSON

{
  "hex": "#153b3d",
  "rgb": {
    "r": 21,
    "g": 59,
    "b": 61
  },
  "hsl": {
    "h": 183,
    "s": 48.78,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32614,
    "c": 0.04279,
    "h": 200
  },
  "luminance": 0.03624
}

Semantic roles & 50–950 ramp

primary

#153B3D

secondary

#753C39

accent

#564FD8

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030708

muted

#787A7B

Preview Lab

Preview with #153B3D

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

Preview Lab → · Contrast checker → · Palette generator →