#104F5B#104F5B

#104F5B is a dark, moderate teal. Relative luminance 0.065; OKLCH L 39.5% C 0.063 H 213.8°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#104F5B
RGB	rgb(16, 79, 91)
HSL	hsl(190, 70%, 21%)
HSV	hsv(190, 82%, 36%)
CMYK	cmyk(82.4%, 13.2%, 0%, 64.3%)
CIE-LAB	lab(30.54, -14.54, -12.58)
CIE-LCH	lch(30.54, 19.23, 220.88°)
OKLab	oklab(39.54% -0.0525 -0.0351)
OKLCH	oklch(39.54% 0.063 213.8)
XYZ	xyz(4.8972, 6.4569, 10.8837)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104F5B #5B1C10

analogous

#105B41 #104F5B #10295B

triadic

#104F5B #5B104F #4F5B10

tetradic

#104F5B #41105B #5B1C10 #295B10

square

#104F5B #41105B #5B1C10 #295B10

split-complementary

#104F5B #5B1029 #5B4110

monochromatic

#05171A #072227 #104F5B #197C8F #22A9C3

Accessibility & contrast

On white

9.16

#104F5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#104F5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104F5B

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104F5B	#FFFFFF	#000000	##FFFFFF
##104F5B	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464C5C

Deuteranopia (green-blind)

#3C455B

Tritanopia (blue-blind)

#005453

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #104f5b;
/* rgb */ color: rgb(16, 79, 91);
/* oklch */ color: oklch(39.5% 0.063 213.8);

Tailwind

colors: {
  custom: {
    50: '#5d8089',
    500: '#104f5b',
    950: '#000000',
  },
}

SCSS

$custom: #104f5b;
$custom-light: #5d8089;
$custom-dark: #000000;

JSON

{
  "hex": "#104f5b",
  "rgb": {
    "r": 16,
    "g": 79,
    "b": 91
  },
  "hsl": {
    "h": 189.6,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.39543,
    "c": 0.06315,
    "h": 213.8
  },
  "luminance": 0.06457
}

Semantic roles & 50–950 ramp

primary

#104F5B

secondary

#944233

accent

#573BED

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #104F5B

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

Preview Lab → · Contrast checker → · Palette generator →