#1C504B#1C504B

#1C504B is a dark, muted teal. Relative luminance 0.065; OKLCH L 39.5% C 0.055 H 186.5°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#1C504B
RGB	rgb(28, 80, 75)
HSL	hsl(174, 48%, 21%)
HSV	hsv(174, 65%, 31%)
CMYK	cmyk(65%, 0%, 6.2%, 68.6%)
CIE-LAB	lab(30.62, -18.51, -2.20)
CIE-LCH	lch(30.62, 18.64, 186.78°)
OKLab	oklab(39.51% -0.0551 -0.0062)
OKLCH	oklch(39.51% 0.055 186.5)
XYZ	xyz(4.6170, 6.4917, 7.6650)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C504B #501C21

analogous

#1C5031 #1C504B #1C3B50

triadic

#1C504B #4B1C50 #504B1C

tetradic

#1C504B #311C50 #501C21 #3B501C

square

#1C504B #311C50 #501C21 #3B501C

split-complementary

#1C504B #501C3B #50311C

monochromatic

#081715 #0C2320 #1C504B #2C7D75 #3CABA0

Accessibility & contrast

On white

9.14

#1C504B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#1C504B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C504B

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C504B	#FFFFFF	#000000	##FFFFFF
##1C504B	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4C4B

Deuteranopia (green-blind)

#44464C

Tritanopia (blue-blind)

#00524E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1c504b;
/* rgb */ color: rgb(28, 80, 75);
/* oklch */ color: oklch(39.5% 0.055 186.5);

Tailwind

colors: {
  custom: {
    50: '#5f817d',
    500: '#1c504b',
    950: '#000000',
  },
}

SCSS

$custom: #1c504b;
$custom-light: #5f817d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c504b",
  "rgb": {
    "r": 28,
    "g": 80,
    "b": 75
  },
  "hsl": {
    "h": 174.231,
    "s": 48.148,
    "l": 21.176
  },
  "oklch": {
    "l": 0.39508,
    "c": 0.05547,
    "h": 186.5
  },
  "luminance": 0.06492
}

Semantic roles & 50–950 ramp

primary

#1C504B

secondary

#864249

accent

#505DD8

background

#F5F7F7

surface

#EAEEEE

border

#C6C9C9

text

#050A09

muted

#797C7B

Preview Lab

Preview with #1C504B

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

Preview Lab → · Contrast checker → · Palette generator →