#1C575A#1C575A

#1C575A is a dark, muted teal. Relative luminance 0.078; OKLCH L 42.1% C 0.060 H 199.9°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#1C575A
RGB	rgb(28, 87, 90)
HSL	hsl(183, 53%, 23%)
HSV	hsv(183, 69%, 35%)
CMYK	cmyk(68.9%, 3.3%, 0%, 64.7%)
CIE-LAB	lab(33.56, -17.57, -7.34)
CIE-LCH	lch(33.56, 19.04, 202.67°)
OKLab	oklab(42.06% -0.0561 -0.0203)
OKLCH	oklch(42.06% 0.06 199.9)
XYZ	xyz(5.7317, 7.8008, 10.8745)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C575A #5A1F1C

analogous

#1C5A3E #1C575A #1C385A

triadic

#1C575A #5A1C57 #575A1C

tetradic

#1C575A #3E1C5A #5A1F1C #385A1C

square

#1C575A #3E1C5A #5A1F1C #385A1C

split-complementary

#1C575A #5A1C38 #5A3E1C

monochromatic

#071717 #0D2A2B #1C575A #2B8489 #39B1B7

Accessibility & contrast

On white

8.20

#1C575A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#1C575A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C575A

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C575A	#FFFFFF	#000000	##FFFFFF
##1C575A	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50535A

Deuteranopia (green-blind)

#474C5A

Tritanopia (blue-blind)

#005A58

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1c575a;
/* rgb */ color: rgb(28, 87, 90);
/* oklch */ color: oklch(42.1% 0.060 199.9);

Tailwind

colors: {
  custom: {
    50: '#628688',
    500: '#1c575a',
    950: '#000000',
  },
}

SCSS

$custom: #1c575a;
$custom-light: #628688;
$custom-dark: #000000;

JSON

{
  "hex": "#1c575a",
  "rgb": {
    "r": 28,
    "g": 87,
    "b": 90
  },
  "hsl": {
    "h": 182.903,
    "s": 52.542,
    "l": 23.137
  },
  "oklch": {
    "l": 0.42062,
    "c": 0.05967,
    "h": 199.9
  },
  "luminance": 0.07801
}

Semantic roles & 50–950 ramp

primary

#1C575A

secondary

#8F4642

accent

#534CDC

background

#F6F8F8

surface

#EBEFEF

border

#C6CACA

text

#050B0B

muted

#7A7C7C

Preview Lab

Preview with #1C575A

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

Preview Lab → · Contrast checker → · Palette generator →