#1C583A#1C583A

#1C583A is a dark, moderate teal. Relative luminance 0.075; OKLCH L 41.3% C 0.080 H 157.9°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#1C583A
RGB	rgb(28, 88, 58)
HSL	hsl(150, 52%, 23%)
HSV	hsv(150, 68%, 35%)
CMYK	cmyk(68.2%, 0%, 34.1%, 65.5%)
CIE-LAB	lab(32.99, -27.21, 11.87)
CIE-LCH	lch(32.99, 29.69, 156.44°)
OKLab	oklab(41.29% -0.0741 0.03)
OKLCH	oklch(41.29% 0.08 157.9)
XYZ	xyz(4.7319, 7.5313, 5.2065)
Luminance	0.0753 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C583A #581C3A

analogous

#1C581C #1C583A #1C5858

triadic

#1C583A #3A1C58 #583A1C

tetradic

#1C583A #1C1C58 #581C3A #58581C

square

#1C583A #1C1C58 #581C3A #58581C

split-complementary

#1C583A #581C58 #581C1C

monochromatic

#07170F #0D2A1B #1C583A #2B8659 #3AB577

Accessibility & contrast

On white

8.38

#1C583A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1C583A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C583A

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C583A	#FFFFFF	#000000	##FFFFFF
##1C583A	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575138

Deuteranopia (green-blind)

#4F4B3C

Tritanopia (blue-blind)

#005750

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c583a;
/* rgb */ color: rgb(28, 88, 58);
/* oklch */ color: oklch(41.3% 0.080 157.9);

Tailwind

colors: {
  custom: {
    50: '#608870',
    500: '#1c583a',
    950: '#000000',
  },
}

SCSS

$custom: #1c583a;
$custom-light: #608870;
$custom-dark: #000000;

JSON

{
  "hex": "#1c583a",
  "rgb": {
    "r": 28,
    "g": 88,
    "b": 58
  },
  "hsl": {
    "h": 150,
    "s": 51.724,
    "l": 22.745
  },
  "oklch": {
    "l": 0.41285,
    "c": 0.07996,
    "h": 157.9
  },
  "luminance": 0.07532
}

Semantic roles & 50–950 ramp

primary

#1C583A

secondary

#8E4268

accent

#4D94DB

background

#F5F8F6

surface

#EAEFEC

border

#C6CAC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #1C583A

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

Preview Lab → · Contrast checker → · Palette generator →