#1A583D#1A583D

#1A583D is a dark, moderate teal. Relative luminance 0.075; OKLCH L 41.3% C 0.078 H 160.9°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#1A583D
RGB	rgb(26, 88, 61)
HSL	hsl(154, 54%, 22%)
HSV	hsv(154, 70%, 35%)
CMYK	cmyk(70.5%, 0%, 30.7%, 65.5%)
CIE-LAB	lab(33.00, -26.92, 10.02)
CIE-LCH	lch(33.00, 28.73, 159.58°)
OKLab	oklab(41.3% -0.0736 0.0255)
OKLCH	oklch(41.3% 0.078 160.9)
XYZ	xyz(4.7576, 7.5355, 5.6177)
Luminance	0.0754 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A583D #581A35

analogous

#1A581E #1A583D #1A5458

triadic

#1A583D #3D1A58 #583D1A

tetradic

#1A583D #1E1A58 #581A35 #54581A

square

#1A583D #1E1A58 #581A35 #54581A

split-complementary

#1A583D #581A54 #581E1A

monochromatic

#071810 #0C291C #1A583D #28875E #36B67E

Accessibility & contrast

On white

8.38

#1A583D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1A583D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A583D

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A583D	#FFFFFF	#000000	##FFFFFF
##1A583D	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)

#57513B

Deuteranopia (green-blind)

#4E4B3F

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1a583d;
/* rgb */ color: rgb(26, 88, 61);
/* oklch */ color: oklch(41.3% 0.078 160.9);

Tailwind

colors: {
  custom: {
    50: '#5f8872',
    500: '#1a583d',
    950: '#000000',
  },
}

SCSS

$custom: #1a583d;
$custom-light: #5f8872;
$custom-dark: #000000;

JSON

{
  "hex": "#1a583d",
  "rgb": {
    "r": 26,
    "g": 88,
    "b": 61
  },
  "hsl": {
    "h": 153.871,
    "s": 54.386,
    "l": 22.353
  },
  "oklch": {
    "l": 0.41298,
    "c": 0.07794,
    "h": 160.9
  },
  "luminance": 0.07536
}

Semantic roles & 50–950 ramp

primary

#1A583D

secondary

#8E4062

accent

#4A8ADE

background

#F5F8F6

surface

#EAEFEC

border

#C6CAC7

text

#050B08

muted

#797C7B

Preview Lab

Preview with #1A583D

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

Preview Lab → · Contrast checker → · Palette generator →