#1F574D#1F574D

#1F574D is a dark, moderate teal. Relative luminance 0.076; OKLCH L 41.7% C 0.061 H 179.4°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#1F574D
RGB	rgb(31, 87, 77)
HSL	hsl(169, 47%, 23%)
HSV	hsv(169, 64%, 34%)
CMYK	cmyk(64.4%, 0%, 11.5%, 65.9%)
CIE-LAB	lab(33.23, -21.02, 0.37)
CIE-LCH	lch(33.23, 21.02, 179.00°)
OKLab	oklab(41.67% -0.0608 0.0006)
OKLCH	oklch(41.67% 0.061 179.4)
XYZ	xyz(5.3122, 7.6430, 8.2150)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F574D #571F29

analogous

#1F5731 #1F574D #1F4557

triadic

#1F574D #4D1F57 #574D1F

tetradic

#1F574D #311F57 #571F29 #45571F

square

#1F574D #311F57 #571F29 #45571F

split-complementary

#1F574D #571F45 #57311F

monochromatic

#081714 #0F2A25 #1F574D #2F8475 #3FB19D

Accessibility & contrast

On white

8.30

#1F574D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1F574D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F574D

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F574D	#FFFFFF	#000000	##FFFFFF
##1F574D	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#53524D

Deuteranopia (green-blind)

#4B4C4E

Tritanopia (blue-blind)

#005854

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1f574d;
/* rgb */ color: rgb(31, 87, 77);
/* oklch */ color: oklch(41.7% 0.061 179.4);

Tailwind

colors: {
  custom: {
    50: '#62877e',
    500: '#1f574d',
    950: '#000000',
  },
}

SCSS

$custom: #1f574d;
$custom-light: #62877e;
$custom-dark: #000000;

JSON

{
  "hex": "#1f574d",
  "rgb": {
    "r": 31,
    "g": 87,
    "b": 77
  },
  "hsl": {
    "h": 169.286,
    "s": 47.458,
    "l": 23.137
  },
  "oklch": {
    "l": 0.41673,
    "c": 0.06085,
    "h": 179.4
  },
  "luminance": 0.07644
}

Semantic roles & 50–950 ramp

primary

#1F574D

secondary

#8C4652

accent

#5169D7

background

#F6F8F7

surface

#EBEFEE

border

#C6CAC9

text

#050B0A

muted

#7A7C7C

Preview Lab

Preview with #1F574D

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

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