#15403E#15403E

#15403E is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.1% C 0.047 H 190.9°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#15403E
RGB	rgb(21, 64, 62)
HSL	hsl(177, 51%, 17%)
HSV	hsv(177, 67%, 25%)
CMYK	cmyk(67.2%, 0%, 3.1%, 74.9%)
CIE-LAB	lab(24.24, -15.22, -3.20)
CIE-LCH	lch(24.24, 15.55, 191.89°)
OKLab	oklab(34.12% -0.0462 -0.0089)
OKLCH	oklch(34.12% 0.047 190.9)
XYZ	xyz(3.0118, 4.1737, 5.2034)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15403E #401517

analogous

#154029 #15403E #152D40

triadic

#15403E #3E1540 #403E15

tetradic

#15403E #291540 #401517 #2D4015

square

#15403E #291540 #401517 #2D4015

split-complementary

#15403E #40152D #402915

monochromatic

#081716 #081716 #15403E #246E6B #339C97

Accessibility & contrast

On white

11.45

#15403E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#15403E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15403E

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15403E	#FFFFFF	#000000	##FFFFFF
##15403E	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3D3E

Deuteranopia (green-blind)

#35373E

Tritanopia (blue-blind)

#00423F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #15403e;
/* rgb */ color: rgb(21, 64, 62);
/* oklch */ color: oklch(34.1% 0.047 190.9);

Tailwind

colors: {
  custom: {
    50: '#587573',
    500: '#15403e',
    950: '#000000',
  },
}

SCSS

$custom: #15403e;
$custom-light: #587573;
$custom-dark: #000000;

JSON

{
  "hex": "#15403e",
  "rgb": {
    "r": 21,
    "g": 64,
    "b": 62
  },
  "hsl": {
    "h": 177.209,
    "s": 50.588,
    "l": 16.667
  },
  "oklch": {
    "l": 0.34122,
    "c": 0.04708,
    "h": 190.9
  },
  "luminance": 0.04174
}

Semantic roles & 50–950 ramp

primary

#15403E

secondary

#78393C

accent

#4E54DA

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#040808

muted

#797B7B

Preview Lab

Preview with #15403E

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

Preview Lab → · Contrast checker → · Palette generator →