#1C583E#1C583E

#1C583E is a dark, moderate teal. Relative luminance 0.076; OKLCH L 41.4% C 0.076 H 161.4°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#1C583E
RGB	rgb(28, 88, 62)
HSL	hsl(154, 52%, 23%)
HSV	hsv(154, 68%, 35%)
CMYK	cmyk(68.2%, 0%, 29.5%, 65.5%)
CIE-LAB	lab(33.08, -26.25, 9.52)
CIE-LCH	lch(33.08, 27.92, 160.06°)
OKLab	oklab(41.39% -0.0719 0.0243)
OKLCH	oklch(41.39% 0.076 161.4)
XYZ	xyz(4.8376, 7.5736, 5.7634)
Luminance	0.0757 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C583E #581C36

analogous

#1C5820 #1C583E #1C5458

triadic

#1C583E #3E1C58 #583E1C

tetradic

#1C583E #201C58 #581C36 #54581C

square

#1C583E #201C58 #581C36 #54581C

split-complementary

#1C583E #581C54 #58201C

monochromatic

#071710 #0D2A1D #1C583E #2B865F #3AB57F

Accessibility & contrast

On white

8.35

#1C583E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1C583E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C583E

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C583E	#FFFFFF	#000000	##FFFFFF
##1C583E	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513D

Deuteranopia (green-blind)

#4F4B40

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1c583e;
/* rgb */ color: rgb(28, 88, 62);
/* oklch */ color: oklch(41.4% 0.076 161.4);

Tailwind

colors: {
  custom: {
    50: '#608873',
    500: '#1c583e',
    950: '#000000',
  },
}

SCSS

$custom: #1c583e;
$custom-light: #608873;
$custom-dark: #000000;

JSON

{
  "hex": "#1c583e",
  "rgb": {
    "r": 28,
    "g": 88,
    "b": 62
  },
  "hsl": {
    "h": 154,
    "s": 51.724,
    "l": 22.745
  },
  "oklch": {
    "l": 0.4139,
    "c": 0.07593,
    "h": 161.4
  },
  "luminance": 0.07574
}

Semantic roles & 50–950 ramp

primary

#1C583E

secondary

#8E4263

accent

#4D8ADB

background

#F5F8F6

surface

#EAEFEC

border

#C6CAC7

text

#050B08

muted

#797C7B

Preview Lab

Preview with #1C583E

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

Preview Lab → · Contrast checker → · Palette generator →