#154B40#154B40

#154B40 is a dark, muted teal. Relative luminance 0.056; OKLCH L 37.4% C 0.059 H 176.7°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#154B40
RGB	rgb(21, 75, 64)
HSL	hsl(168, 56%, 19%)
HSV	hsv(168, 72%, 29%)
CMYK	cmyk(72%, 0%, 14.7%, 70.6%)
CIE-LAB	lab(28.28, -20.63, 1.41)
CIE-LCH	lch(28.28, 20.68, 176.08°)
OKLab	oklab(37.43% -0.059 0.0034)
OKLCH	oklch(37.43% 0.059 176.7)
XYZ	xyz(3.7503, 5.5613, 5.7253)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154B40 #4B1520

analogous

#154B25 #154B40 #153B4B

triadic

#154B40 #40154B #4B4015

tetradic

#154B40 #25154B #4B1520 #3B4B15

square

#154B40 #25154B #4B1520 #3B4B15

split-complementary

#154B40 #4B153B #4B2515

monochromatic

#071814 #081B17 #154B40 #227B69 #30AB92

Accessibility & contrast

On white

9.94

#154B40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#154B40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154B40

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154B40	#FFFFFF	#000000	##FFFFFF
##154B40	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484640

Deuteranopia (green-blind)

#404041

Tritanopia (blue-blind)

#004C48

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #154b40;
/* rgb */ color: rgb(21, 75, 64);
/* oklch */ color: oklch(37.4% 0.059 176.7);

Tailwind

colors: {
  custom: {
    50: '#5b7d74',
    500: '#154b40',
    950: '#000000',
  },
}

SCSS

$custom: #154b40;
$custom-light: #5b7d74;
$custom-dark: #000000;

JSON

{
  "hex": "#154b40",
  "rgb": {
    "r": 21,
    "g": 75,
    "b": 64
  },
  "hsl": {
    "h": 167.778,
    "s": 56.25,
    "l": 18.824
  },
  "oklch": {
    "l": 0.37426,
    "c": 0.05914,
    "h": 176.7
  },
  "luminance": 0.05562
}

Semantic roles & 50–950 ramp

primary

#154B40

secondary

#833948

accent

#4867E0

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040A08

muted

#797C7B

Preview Lab

Preview with #154B40

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

Preview Lab → · Contrast checker → · Palette generator →