#1D583F#1D583F

#1D583F is a dark, moderate teal. Relative luminance 0.076; OKLCH L 41.5% C 0.074 H 162.1°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#1D583F
RGB	rgb(29, 88, 63)
HSL	hsl(155, 50%, 23%)
HSV	hsv(155, 67%, 35%)
CMYK	cmyk(67%, 0%, 28.4%, 65.5%)
CIE-LAB	lab(33.13, -25.78, 8.99)
CIE-LCH	lch(33.13, 27.30, 160.78°)
OKLab	oklab(41.45% -0.0708 0.0229)
OKLCH	oklch(41.45% 0.074 162.1)
XYZ	xyz(4.8931, 7.5990, 5.9106)
Luminance	0.0760 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D583F #581D36

analogous

#1D5821 #1D583F #1D5358

triadic

#1D583F #3F1D58 #583F1D

tetradic

#1D583F #211D58 #581D36 #53581D

square

#1D583F #211D58 #581D36 #53581D

split-complementary

#1D583F #581D53 #58211D

monochromatic

#081710 #0E2A1E #1D583F #2C8660 #3BB481

Accessibility & contrast

On white

8.33

#1D583F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1D583F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D583F

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D583F	#FFFFFF	#000000	##FFFFFF
##1D583F	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513E

Deuteranopia (green-blind)

#4E4C41

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1d583f;
/* rgb */ color: rgb(29, 88, 63);
/* oklch */ color: oklch(41.5% 0.074 162.1);

Tailwind

colors: {
  custom: {
    50: '#608774',
    500: '#1d583f',
    950: '#000000',
  },
}

SCSS

$custom: #1d583f;
$custom-light: #608774;
$custom-dark: #000000;

JSON

{
  "hex": "#1d583f",
  "rgb": {
    "r": 29,
    "g": 88,
    "b": 63
  },
  "hsl": {
    "h": 154.576,
    "s": 50.427,
    "l": 22.941
  },
  "oklch": {
    "l": 0.41452,
    "c": 0.07443,
    "h": 162.1
  },
  "luminance": 0.076
}

Semantic roles & 50–950 ramp

primary

#1D583F

secondary

#8D4463

accent

#4E89DA

background

#F5F8F7

surface

#EAEFED

border

#C6CAC8

text

#050B08

muted

#797C7B

Preview Lab

Preview with #1D583F

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

Preview Lab → · Contrast checker → · Palette generator →