#1F575D#1F575D

#1F575D is a dark, muted teal. Relative luminance 0.079; OKLCH L 42.3% C 0.058 H 205.0°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#1F575D
RGB	rgb(31, 87, 93)
HSL	hsl(186, 50%, 24%)
HSV	hsv(186, 67%, 36%)
CMYK	cmyk(66.7%, 6.5%, 0%, 63.5%)
CIE-LAB	lab(33.77, -16.01, -8.91)
CIE-LCH	lch(33.77, 18.32, 209.10°)
OKLab	oklab(42.29% -0.0528 -0.0247)
OKLCH	oklch(42.29% 0.058 205)
XYZ	xyz(5.9482, 7.8974, 11.5647)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F575D #5D251F

analogous

#1F5D44 #1F575D #1F385D

triadic

#1F575D #5D1F57 #575D1F

tetradic

#1F575D #441F5D #5D251F #385D1F

square

#1F575D #441F5D #5D251F #385D1F

split-complementary

#1F575D #5D1F38 #5D441F

monochromatic

#081517 #102C2F #1F575D #2E828B #3EADB9

Accessibility & contrast

On white

8.14

#1F575D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#1F575D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F575D

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F575D	#FFFFFF	#000000	##FFFFFF
##1F575D	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50535D

Deuteranopia (green-blind)

#464C5D

Tritanopia (blue-blind)

#005B59

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1f575d;
/* rgb */ color: rgb(31, 87, 93);
/* oklch */ color: oklch(42.3% 0.058 205.0);

Tailwind

colors: {
  custom: {
    50: '#63868a',
    500: '#1f575d',
    950: '#000000',
  },
}

SCSS

$custom: #1f575d;
$custom-light: #63868a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f575d",
  "rgb": {
    "r": 31,
    "g": 87,
    "b": 93
  },
  "hsl": {
    "h": 185.806,
    "s": 50,
    "l": 24.314
  },
  "oklch": {
    "l": 0.4229,
    "c": 0.05832,
    "h": 205
  },
  "luminance": 0.07898
}

Semantic roles & 50–950 ramp

primary

#1F575D

secondary

#924D46

accent

#5C4EDA

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#060B0B

muted

#7A7C7C

Preview Lab

Preview with #1F575D

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

Preview Lab → · Contrast checker → · Palette generator →