#104A5C#104A5C

#104A5C is a dark, moderate cyan. Relative luminance 0.058; OKLCH L 38.2% C 0.064 H 223.6°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#104A5C
RGB	rgb(16, 74, 92)
HSL	hsl(194, 70%, 21%)
HSV	hsv(194, 83%, 36%)
CMYK	cmyk(82.6%, 19.6%, 0%, 63.9%)
CIE-LAB	lab(28.85, -11.20, -15.81)
CIE-LCH	lch(28.85, 19.37, 234.70°)
OKLab	oklab(38.2% -0.0465 -0.0443)
OKLCH	oklch(38.2% 0.064 223.6)
XYZ	xyz(4.5934, 5.7799, 10.9967)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104A5C #5C2210

analogous

#105C48 #104A5C #10245C

triadic

#104A5C #5C104A #4A5C10

tetradic

#104A5C #48105C #5C2210 #245C10

square

#104A5C #48105C #5C2210 #245C10

split-complementary

#104A5C #5C1024 #5C4810

monochromatic

#05151A #072028 #104A5C #197490 #229EC4

Accessibility & contrast

On white

9.74

#104A5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#104A5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104A5C

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104A5C	#FFFFFF	#000000	##FFFFFF
##104A5C	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40485D

Deuteranopia (green-blind)

#36415C

Tritanopia (blue-blind)

#004F50

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #104a5c;
/* rgb */ color: rgb(16, 74, 92);
/* oklch */ color: oklch(38.2% 0.064 223.6);

Tailwind

colors: {
  custom: {
    50: '#5c7c8a',
    500: '#104a5c',
    950: '#000000',
  },
}

SCSS

$custom: #104a5c;
$custom-light: #5c7c8a;
$custom-dark: #000000;

JSON

{
  "hex": "#104a5c",
  "rgb": {
    "r": 16,
    "g": 74,
    "b": 92
  },
  "hsl": {
    "h": 194.211,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.38201,
    "c": 0.06423,
    "h": 223.6
  },
  "luminance": 0.0578
}

Semantic roles & 50–950 ramp

primary

#104A5C

secondary

#954A33

accent

#653BED

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#05090B

muted

#797B7C

Preview Lab

Preview with #104A5C

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

Preview Lab → · Contrast checker → · Palette generator →