#1C583F#1C583F

#1C583F is a dark, moderate teal. Relative luminance 0.076; OKLCH L 41.4% C 0.075 H 162.3°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#1C583F
RGB	rgb(28, 88, 63)
HSL	hsl(155, 52%, 23%)
HSV	hsv(155, 68%, 35%)
CMYK	cmyk(68.2%, 0%, 28.4%, 65.5%)
CIE-LAB	lab(33.10, -26.00, 8.94)
CIE-LCH	lch(33.10, 27.49, 161.03°)
OKLab	oklab(41.42% -0.0714 0.0228)
OKLCH	oklch(41.42% 0.075 162.3)
XYZ	xyz(4.8653, 7.5847, 5.9092)
Luminance	0.0759 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C583F #581C35

analogous

#1C5821 #1C583F #1C5358

triadic

#1C583F #3F1C58 #583F1C

tetradic

#1C583F #211C58 #581C35 #53581C

square

#1C583F #211C58 #581C35 #53581C

split-complementary

#1C583F #581C53 #58211C

monochromatic

#071711 #0D2A1E #1C583F #2B8660 #3AB581

Accessibility & contrast

On white

8.34

#1C583F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1C583F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C583F

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C583F	#FFFFFF	#000000	##FFFFFF
##1C583F	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513E

Deuteranopia (green-blind)

#4E4B41

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c583f;
/* rgb */ color: rgb(28, 88, 63);
/* oklch */ color: oklch(41.4% 0.075 162.3);

Tailwind

colors: {
  custom: {
    50: '#608874',
    500: '#1c583f',
    950: '#000000',
  },
}

SCSS

$custom: #1c583f;
$custom-light: #608874;
$custom-dark: #000000;

JSON

{
  "hex": "#1c583f",
  "rgb": {
    "r": 28,
    "g": 88,
    "b": 63
  },
  "hsl": {
    "h": 155,
    "s": 51.724,
    "l": 22.745
  },
  "oklch": {
    "l": 0.41418,
    "c": 0.07496,
    "h": 162.3
  },
  "luminance": 0.07585
}

Semantic roles & 50–950 ramp

primary

#1C583F

secondary

#8E4262

accent

#4D88DB

background

#F5F8F7

surface

#EAEFED

border

#C6CAC8

text

#050B08

muted

#797C7B

Preview Lab

Preview with #1C583F

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

Preview Lab → · Contrast checker → · Palette generator →