#12584F#12584F

#12584F is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.6% C 0.068 H 182.2°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#12584F
RGB	rgb(18, 88, 79)
HSL	hsl(172, 66%, 21%)
HSV	hsv(172, 80%, 35%)
CMYK	cmyk(79.5%, 0%, 10.2%, 65.5%)
CIE-LAB	lab(33.29, -23.26, -0.84)
CIE-LCH	lch(33.29, 23.27, 182.08°)
OKLab	oklab(41.65% -0.0678 -0.0027)
OKLCH	oklch(41.65% 0.068 182.2)
XYZ	xyz(5.1498, 7.6719, 8.6050)
Luminance	0.0767 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12584F #58121B

analogous

#12582C #12584F #123E58

triadic

#12584F #4F1258 #584F12

tetradic

#12584F #2C1258 #58121B #3E5812

square

#12584F #2C1258 #58121B #3E5812

split-complementary

#12584F #58123E #582C12

monochromatic

#051917 #082521 #12584F #1C8B7D #27BEAA

Accessibility & contrast

On white

8.29

#12584F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#12584F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12584F

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12584F	#FFFFFF	#000000	##FFFFFF
##12584F	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54524F

Deuteranopia (green-blind)

#4A4B50

Tritanopia (blue-blind)

#005A55

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #12584f;
/* rgb */ color: rgb(18, 88, 79);
/* oklch */ color: oklch(41.6% 0.068 182.2);

Tailwind

colors: {
  custom: {
    50: '#5d8780',
    500: '#12584f',
    950: '#000000',
  },
}

SCSS

$custom: #12584f;
$custom-light: #5d8780;
$custom-dark: #000000;

JSON

{
  "hex": "#12584f",
  "rgb": {
    "r": 18,
    "g": 88,
    "b": 79
  },
  "hsl": {
    "h": 172.286,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.41645,
    "c": 0.0679,
    "h": 182.2
  },
  "luminance": 0.07673
}

Semantic roles & 50–950 ramp

primary

#12584F

secondary

#913541

accent

#3F55E9

background

#F5F8F7

surface

#E9EFEE

border

#C5CAC9

text

#050B0A

muted

#797C7C

Preview Lab

Preview with #12584F

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

Preview Lab → · Contrast checker → · Palette generator →