#13583B#13583B

#13583B is a dark, moderate teal. Relative luminance 0.074; OKLCH L 41.0% C 0.083 H 160.5°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#13583B
RGB	rgb(19, 88, 59)
HSL	hsl(155, 64%, 21%)
HSV	hsv(155, 78%, 35%)
CMYK	cmyk(78.4%, 0%, 33%, 65.5%)
CIE-LAB	lab(32.77, -28.72, 10.92)
CIE-LCH	lch(32.77, 30.72, 159.18°)
OKLab	oklab(41.05% -0.0782 0.0277)
OKLCH	oklch(41.05% 0.083 160.5)
XYZ	xyz(4.5472, 7.4331, 5.3319)
Luminance	0.0743 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13583B #581330

analogous

#135818 #13583B #135258

triadic

#13583B #3B1358 #583B13

tetradic

#13583B #181358 #581330 #525813

square

#13583B #181358 #581330 #525813

split-complementary

#13583B #581352 #581813

monochromatic

#051911 #082619 #13583B #1E8A5D #29BD7E

Accessibility & contrast

On white

8.44

#13583B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#13583B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13583B

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13583B	#FFFFFF	#000000	##FFFFFF
##13583B	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575139

Deuteranopia (green-blind)

#4E4B3D

Tritanopia (blue-blind)

#005850

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #13583b;
/* rgb */ color: rgb(19, 88, 59);
/* oklch */ color: oklch(41.0% 0.083 160.5);

Tailwind

colors: {
  custom: {
    50: '#5c8871',
    500: '#13583b',
    950: '#000000',
  },
}

SCSS

$custom: #13583b;
$custom-light: #5c8871;
$custom-dark: #000000;

JSON

{
  "hex": "#13583b",
  "rgb": {
    "r": 19,
    "g": 88,
    "b": 59
  },
  "hsl": {
    "h": 154.783,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.4105,
    "c": 0.083,
    "h": 160.5
  },
  "luminance": 0.07434
}

Semantic roles & 50–950 ramp

primary

#13583B

secondary

#90375C

accent

#4087E7

background

#F5F8F6

surface

#E9F0EC

border

#C5CBC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #13583B

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

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