#154D40#154D40

#154D40 is a dark, moderate teal. Relative luminance 0.058; OKLCH L 38.0% C 0.062 H 174.3°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#154D40
RGB	rgb(21, 77, 64)
HSL	hsl(166, 57%, 19%)
HSV	hsv(166, 73%, 30%)
CMYK	cmyk(72.7%, 0%, 16.9%, 69.8%)
CIE-LAB	lab(29.00, -21.67, 2.45)
CIE-LCH	lch(29.00, 21.81, 173.54°)
OKLab	oklab(38.01% -0.0615 0.0062)
OKLCH	oklch(38.01% 0.062 174.3)
XYZ	xyz(3.8881, 5.8369, 5.7712)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154D40 #4D1522

analogous

#154D24 #154D40 #153E4D

triadic

#154D40 #40154D #4D4015

tetradic

#154D40 #24154D #4D1522 #3E4D15

square

#154D40 #24154D #4D1522 #3E4D15

split-complementary

#154D40 #4D153E #4D2415

monochromatic

#071814 #081D18 #154D40 #227D68 #2FAD90

Accessibility & contrast

On white

9.69

#154D40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#154D40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154D40

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154D40	#FFFFFF	#000000	##FFFFFF
##154D40	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A483F

Deuteranopia (green-blind)

#424241

Tritanopia (blue-blind)

#004E49

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #154d40;
/* rgb */ color: rgb(21, 77, 64);
/* oklch */ color: oklch(38.0% 0.062 174.3);

Tailwind

colors: {
  custom: {
    50: '#5b7f74',
    500: '#154d40',
    950: '#000000',
  },
}

SCSS

$custom: #154d40;
$custom-light: #5b7f74;
$custom-dark: #000000;

JSON

{
  "hex": "#154d40",
  "rgb": {
    "r": 21,
    "g": 77,
    "b": 64
  },
  "hsl": {
    "h": 166.071,
    "s": 57.143,
    "l": 19.216
  },
  "oklch": {
    "l": 0.38013,
    "c": 0.0618,
    "h": 174.3
  },
  "luminance": 0.05837
}

Semantic roles & 50–950 ramp

primary

#154D40

secondary

#85394B

accent

#476BE0

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040A08

muted

#797C7B

Preview Lab

Preview with #154D40

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

Preview Lab → · Contrast checker → · Palette generator →