#1A583A#1A583A

#1A583A is a dark, moderate teal. Relative luminance 0.075; OKLCH L 41.2% C 0.081 H 158.4°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#1A583A
RGB	rgb(26, 88, 58)
HSL	hsl(151, 54%, 22%)
HSV	hsv(151, 70%, 35%)
CMYK	cmyk(70.5%, 0%, 34.1%, 65.5%)
CIE-LAB	lab(32.93, -27.65, 11.78)
CIE-LCH	lch(32.93, 30.05, 156.93°)
OKLab	oklab(41.22% -0.0753 0.0298)
OKLCH	oklch(41.22% 0.081 158.4)
XYZ	xyz(4.6790, 7.5041, 5.2040)
Luminance	0.0751 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A583A #581A38

analogous

#1A581B #1A583A #1A5758

triadic

#1A583A #3A1A58 #583A1A

tetradic

#1A583A #1B1A58 #581A38 #57581A

square

#1A583A #1B1A58 #581A38 #57581A

split-complementary

#1A583A #581A57 #581B1A

monochromatic

#071810 #0C291B #1A583A #288759 #36B678

Accessibility & contrast

On white

8.40

#1A583A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#1A583A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A583A

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A583A	#FFFFFF	#000000	##FFFFFF
##1A583A	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575138

Deuteranopia (green-blind)

#4F4B3C

Tritanopia (blue-blind)

#005750

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1a583a;
/* rgb */ color: rgb(26, 88, 58);
/* oklch */ color: oklch(41.2% 0.081 158.4);

Tailwind

colors: {
  custom: {
    50: '#5f8870',
    500: '#1a583a',
    950: '#000000',
  },
}

SCSS

$custom: #1a583a;
$custom-light: #5f8870;
$custom-dark: #000000;

JSON

{
  "hex": "#1a583a",
  "rgb": {
    "r": 26,
    "g": 88,
    "b": 58
  },
  "hsl": {
    "h": 150.968,
    "s": 54.386,
    "l": 22.353
  },
  "oklch": {
    "l": 0.4122,
    "c": 0.08095,
    "h": 158.4
  },
  "luminance": 0.07505
}

Semantic roles & 50–950 ramp

primary

#1A583A

secondary

#8E4066

accent

#4A92DE

background

#F5F8F6

surface

#EAF0EC

border

#C6CBC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #1A583A

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

Preview Lab → · Contrast checker → · Palette generator →