#12583D#12583D

#12583D is a dark, moderate teal. Relative luminance 0.074; OKLCH L 41.1% C 0.081 H 162.3°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#12583D
RGB	rgb(18, 88, 61)
HSL	hsl(157, 66%, 21%)
HSV	hsv(157, 80%, 35%)
CMYK	cmyk(79.5%, 0%, 30.7%, 65.5%)
CIE-LAB	lab(32.80, -28.38, 9.72)
CIE-LCH	lch(32.80, 29.99, 161.10°)
OKLab	oklab(41.08% -0.0776 0.0247)
OKLCH	oklch(41.08% 0.081 162.3)
XYZ	xyz(4.5810, 7.4444, 5.6095)
Luminance	0.0745 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12583D #58122D

analogous

#12581A #12583D #125058

triadic

#12583D #3D1258 #583D12

tetradic

#12583D #1A1258 #58122D #505812

square

#12583D #1A1258 #58122D #505812

split-complementary

#12583D #581250 #581A12

monochromatic

#051912 #08251A #12583D #1C8B60 #27BE83

Accessibility & contrast

On white

8.44

#12583D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#12583D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12583D

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12583D	#FFFFFF	#000000	##FFFFFF
##12583D	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56513B

Deuteranopia (green-blind)

#4E4B3F

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #12583d;
/* rgb */ color: rgb(18, 88, 61);
/* oklch */ color: oklch(41.1% 0.081 162.3);

Tailwind

colors: {
  custom: {
    50: '#5c8872',
    500: '#12583d',
    950: '#000000',
  },
}

SCSS

$custom: #12583d;
$custom-light: #5c8872;
$custom-dark: #000000;

JSON

{
  "hex": "#12583d",
  "rgb": {
    "r": 18,
    "g": 88,
    "b": 61
  },
  "hsl": {
    "h": 156.857,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.41079,
    "c": 0.08143,
    "h": 162.3
  },
  "luminance": 0.07445
}

Semantic roles & 50–950 ramp

primary

#12583D

secondary

#913558

accent

#3F80E9

background

#F5F8F6

surface

#E9F0EC

border

#C5CBC7

text

#050B08

muted

#797C7B

Preview Lab

Preview with #12583D

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

Preview Lab → · Contrast checker → · Palette generator →