#10555B#10555B

#10555B is a dark, moderate teal. Relative luminance 0.074; OKLCH L 41.2% C 0.065 H 203.9°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#10555B
RGB	rgb(16, 85, 91)
HSL	hsl(185, 70%, 21%)
HSV	hsv(185, 82%, 36%)
CMYK	cmyk(82.4%, 6.6%, 0%, 64.3%)
CIE-LAB	lab(32.62, -17.94, -9.42)
CIE-LCH	lch(32.62, 20.26, 207.71°)
OKLab	oklab(41.22% -0.0592 -0.0262)
OKLCH	oklch(41.22% 0.065 203.9)
XYZ	xyz(5.3497, 7.3618, 11.0345)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10555B #5B1610

analogous

#105B3B #10555B #102F5B

triadic

#10555B #5B1055 #555B10

tetradic

#10555B #3B105B #5B1610 #2F5B10

square

#10555B #3B105B #5B1610 #2F5B10

split-complementary

#10555B #5B102F #5B3B10

monochromatic

#05181A #072427 #10555B #19868F #22B6C3

Accessibility & contrast

On white

8.49

#10555B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#10555B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10555B

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10555B	#FFFFFF	#000000	##FFFFFF
##10555B	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D515B

Deuteranopia (green-blind)

#43495B

Tritanopia (blue-blind)

#005957

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #10555b;
/* rgb */ color: rgb(16, 85, 91);
/* oklch */ color: oklch(41.2% 0.065 203.9);

Tailwind

colors: {
  custom: {
    50: '#5d8589',
    500: '#10555b',
    950: '#000000',
  },
}

SCSS

$custom: #10555b;
$custom-light: #5d8589;
$custom-dark: #000000;

JSON

{
  "hex": "#10555b",
  "rgb": {
    "r": 16,
    "g": 85,
    "b": 91
  },
  "hsl": {
    "h": 184.8,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.41223,
    "c": 0.06471,
    "h": 203.9
  },
  "luminance": 0.07362
}

Semantic roles & 50–950 ramp

primary

#10555B

secondary

#943A33

accent

#493BED

background

#F5F8F8

surface

#EAEFF0

border

#C6CACB

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #10555B

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

Preview Lab → · Contrast checker → · Palette generator →