#12583E#12583E

#12583E is a dark, moderate teal. Relative luminance 0.075; OKLCH L 41.1% C 0.080 H 163.2°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#12583E
RGB	rgb(18, 88, 62)
HSL	hsl(158, 66%, 21%)
HSV	hsv(158, 80%, 35%)
CMYK	cmyk(79.5%, 0%, 29.5%, 65.5%)
CIE-LAB	lab(32.82, -28.12, 9.13)
CIE-LCH	lch(32.82, 29.56, 162.01°)
OKLab	oklab(41.11% -0.077 0.0233)
OKLCH	oklch(41.11% 0.08 163.2)
XYZ	xyz(4.6082, 7.4553, 5.7526)
Luminance	0.0746 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12583E #58122C

analogous

#12581B #12583E #124F58

triadic

#12583E #3E1258 #583E12

tetradic

#12583E #1B1258 #58122C #4F5812

square

#12583E #1B1258 #58122C #4F5812

split-complementary

#12583E #58124F #581B12

monochromatic

#051912 #08251A #12583E #1C8B62 #27BE86

Accessibility & contrast

On white

8.43

#12583E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#12583E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12583E

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12583E	#FFFFFF	#000000	##FFFFFF
##12583E	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56513D

Deuteranopia (green-blind)

#4E4B40

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #12583e;
/* rgb */ color: rgb(18, 88, 62);
/* oklch */ color: oklch(41.1% 0.080 163.2);

Tailwind

colors: {
  custom: {
    50: '#5c8873',
    500: '#12583e',
    950: '#000000',
  },
}

SCSS

$custom: #12583e;
$custom-light: #5c8873;
$custom-dark: #000000;

JSON

{
  "hex": "#12583e",
  "rgb": {
    "r": 18,
    "g": 88,
    "b": 62
  },
  "hsl": {
    "h": 157.714,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.41106,
    "c": 0.08047,
    "h": 163.2
  },
  "luminance": 0.07456
}

Semantic roles & 50–950 ramp

primary

#12583E

secondary

#913557

accent

#3F7EE9

background

#F5F8F6

surface

#E9F0EC

border

#C5CBC7

text

#050B08

muted

#797C7B

Preview Lab

Preview with #12583E

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

Preview Lab → · Contrast checker → · Palette generator →