#12584D#12584D

#12584D is a dark, moderate teal. Relative luminance 0.076; OKLCH L 41.6% C 0.069 H 179.6°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#12584D
RGB	rgb(18, 88, 77)
HSL	hsl(171, 66%, 21%)
HSV	hsv(171, 80%, 35%)
CMYK	cmyk(79.5%, 0%, 12.5%, 65.5%)
CIE-LAB	lab(33.23, -23.88, 0.32)
CIE-LCH	lch(33.23, 23.88, 179.22°)
OKLab	oklab(41.57% -0.0689 0.0005)
OKLCH	oklch(41.57% 0.069 179.6)
XYZ	xyz(5.0781, 7.6433, 8.2274)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12584D #58121D

analogous

#12582A #12584D #124058

triadic

#12584D #4D1258 #584D12

tetradic

#12584D #2A1258 #58121D #405812

square

#12584D #2A1258 #58121D #405812

split-complementary

#12584D #581240 #582A12

monochromatic

#051916 #082521 #12584D #1C8B79 #27BEA6

Accessibility & contrast

On white

8.30

#12584D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#12584D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12584D

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12584D	#FFFFFF	#000000	##FFFFFF
##12584D	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)

#54524D

Deuteranopia (green-blind)

#4A4B4E

Tritanopia (blue-blind)

#005A55

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #12584d;
/* rgb */ color: rgb(18, 88, 77);
/* oklch */ color: oklch(41.6% 0.069 179.6);

Tailwind

colors: {
  custom: {
    50: '#5d877e',
    500: '#12584d',
    950: '#000000',
  },
}

SCSS

$custom: #12584d;
$custom-light: #5d877e;
$custom-dark: #000000;

JSON

{
  "hex": "#12584d",
  "rgb": {
    "r": 18,
    "g": 88,
    "b": 77
  },
  "hsl": {
    "h": 170.571,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.41574,
    "c": 0.06891,
    "h": 179.6
  },
  "luminance": 0.07644
}

Semantic roles & 50–950 ramp

primary

#12584D

secondary

#913544

accent

#3F5AE9

background

#F5F8F7

surface

#E9EFEE

border

#C5CAC9

text

#050B0A

muted

#797C7C

Preview Lab

Preview with #12584D

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

Preview Lab → · Contrast checker → · Palette generator →