#12584E#12584E

#12584E is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.6% C 0.068 H 180.9°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#12584E
RGB	rgb(18, 88, 78)
HSL	hsl(171, 66%, 21%)
HSV	hsv(171, 80%, 35%)
CMYK	cmyk(79.5%, 0%, 11.4%, 65.5%)
CIE-LAB	lab(33.26, -23.57, -0.26)
CIE-LCH	lch(33.26, 23.57, 180.63°)
OKLab	oklab(41.61% -0.0684 -0.0011)
OKLCH	oklch(41.61% 0.068 180.9)
XYZ	xyz(5.1136, 7.6575, 8.4148)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12584E #58121C

analogous

#12582B #12584E #123F58

triadic

#12584E #4E1258 #584E12

tetradic

#12584E #2B1258 #58121C #3F5812

square

#12584E #2B1258 #58121C #3F5812

split-complementary

#12584E #58123F #582B12

monochromatic

#051917 #082521 #12584E #1C8B7B #27BEA8

Accessibility & contrast

On white

8.30

#12584E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#12584E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12584E

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12584E	#FFFFFF	#000000	##FFFFFF
##12584E	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54524E

Deuteranopia (green-blind)

#4A4B4F

Tritanopia (blue-blind)

#005A55

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #12584e;
/* rgb */ color: rgb(18, 88, 78);
/* oklch */ color: oklch(41.6% 0.068 180.9);

Tailwind

colors: {
  custom: {
    50: '#5d877f',
    500: '#12584e',
    950: '#000000',
  },
}

SCSS

$custom: #12584e;
$custom-light: #5d877f;
$custom-dark: #000000;

JSON

{
  "hex": "#12584e",
  "rgb": {
    "r": 18,
    "g": 88,
    "b": 78
  },
  "hsl": {
    "h": 171.429,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.41609,
    "c": 0.06839,
    "h": 180.9
  },
  "luminance": 0.07658
}

Semantic roles & 50–950 ramp

primary

#12584E

secondary

#913542

accent

#3F57E9

background

#F5F8F7

surface

#E9EFEE

border

#C5CAC9

text

#050B0A

muted

#797C7C

Preview Lab

Preview with #12584E

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

Preview Lab → · Contrast checker → · Palette generator →