#104E40#104E40

#104E40 is a dark, moderate teal. Relative luminance 0.059; OKLCH L 38.2% C 0.066 H 173.9°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#104E40
RGB	rgb(16, 78, 64)
HSL	hsl(166, 66%, 18%)
HSV	hsv(166, 79%, 31%)
CMYK	cmyk(79.5%, 0%, 17.9%, 69.4%)
CIE-LAB	lab(29.23, -23.05, 2.78)
CIE-LCH	lch(29.23, 23.22, 173.13°)
OKLab	oklab(38.17% -0.0652 0.007)
OKLCH	oklch(38.17% 0.066 173.9)
XYZ	xyz(3.8630, 5.9286, 5.7902)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104E40 #4E101E

analogous

#104E21 #104E40 #103D4E

triadic

#104E40 #40104E #4E4010

tetradic

#104E40 #21104E #4E101E #3D4E10

square

#104E40 #21104E #4E101E #3D4E10

split-complementary

#104E40 #4E103D #4E2110

monochromatic

#051915 #061B16 #104E40 #1A816A #25B493

Accessibility & contrast

On white

9.61

#104E40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#104E40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104E40

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104E40	#FFFFFF	#000000	##FFFFFF
##104E40	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B483F

Deuteranopia (green-blind)

#434241

Tritanopia (blue-blind)

#004F4A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #104e40;
/* rgb */ color: rgb(16, 78, 64);
/* oklch */ color: oklch(38.2% 0.066 173.9);

Tailwind

colors: {
  custom: {
    50: '#598074',
    500: '#104e40',
    950: '#000000',
  },
}

SCSS

$custom: #104e40;
$custom-light: #598074;
$custom-dark: #000000;

JSON

{
  "hex": "#104e40",
  "rgb": {
    "r": 16,
    "g": 78,
    "b": 64
  },
  "hsl": {
    "h": 166.452,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.38168,
    "c": 0.06556,
    "h": 173.9
  },
  "luminance": 0.05929
}

Semantic roles & 50–950 ramp

primary

#104E40

secondary

#883245

accent

#3F65E9

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040A08

muted

#797C7B

Preview Lab

Preview with #104E40

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

Preview Lab → · Contrast checker → · Palette generator →