#1C583D#1C583D

#1C583D is a dark, moderate teal. Relative luminance 0.076; OKLCH L 41.4% C 0.077 H 160.5°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#1C583D
RGB	rgb(28, 88, 61)
HSL	hsl(153, 52%, 23%)
HSV	hsv(153, 68%, 35%)
CMYK	cmyk(68.2%, 0%, 30.7%, 65.5%)
CIE-LAB	lab(33.05, -26.49, 10.11)
CIE-LCH	lch(33.05, 28.36, 159.11°)
OKLab	oklab(41.36% -0.0725 0.0257)
OKLCH	oklch(41.36% 0.077 160.5)
XYZ	xyz(4.8105, 7.5627, 5.6202)
Luminance	0.0756 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C583D #581C37

analogous

#1C581F #1C583D #1C5558

triadic

#1C583D #3D1C58 #583D1C

tetradic

#1C583D #1F1C58 #581C37 #55581C

square

#1C583D #1F1C58 #581C37 #55581C

split-complementary

#1C583D #581C55 #581F1C

monochromatic

#071710 #0D2A1D #1C583D #2B865D #3AB57D

Accessibility & contrast

On white

8.36

#1C583D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1C583D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C583D

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C583D	#FFFFFF	#000000	##FFFFFF
##1C583D	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513B

Deuteranopia (green-blind)

#4F4B3F

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c583d;
/* rgb */ color: rgb(28, 88, 61);
/* oklch */ color: oklch(41.4% 0.077 160.5);

Tailwind

colors: {
  custom: {
    50: '#608872',
    500: '#1c583d',
    950: '#000000',
  },
}

SCSS

$custom: #1c583d;
$custom-light: #608872;
$custom-dark: #000000;

JSON

{
  "hex": "#1c583d",
  "rgb": {
    "r": 28,
    "g": 88,
    "b": 61
  },
  "hsl": {
    "h": 153,
    "s": 51.724,
    "l": 22.745
  },
  "oklch": {
    "l": 0.41363,
    "c": 0.07692,
    "h": 160.5
  },
  "luminance": 0.07563
}

Semantic roles & 50–950 ramp

primary

#1C583D

secondary

#8E4264

accent

#4D8DDB

background

#F5F8F6

surface

#EAEFEC

border

#C6CAC7

text

#050B08

muted

#797C7B

Preview Lab

Preview with #1C583D

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

Preview Lab → · Contrast checker → · Palette generator →