#104C58#104C58

#104C58 is a dark, moderate cyan. Relative luminance 0.060; OKLCH L 38.6% C 0.061 H 214.5°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#104C58
RGB	rgb(16, 76, 88)
HSL	hsl(190, 69%, 20%)
HSV	hsv(190, 82%, 35%)
CMYK	cmyk(81.8%, 13.6%, 0%, 65.5%)
CIE-LAB	lab(29.37, -13.89, -12.45)
CIE-LCH	lch(29.37, 18.65, 221.86°)
OKLab	oklab(38.56% -0.0505 -0.0347)
OKLCH	oklch(38.56% 0.061 214.5)
XYZ	xyz(4.5588, 5.9831, 10.1452)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104C58 #581C10

analogous

#105840 #104C58 #102858

triadic

#104C58 #58104C #4C5810

tetradic

#104C58 #401058 #581C10 #285810

square

#104C58 #401058 #581C10 #285810

split-complementary

#104C58 #581028 #584010

monochromatic

#05161A #071F24 #104C58 #19798C #23A5C0

Accessibility & contrast

On white

9.56

#104C58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#104C58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104C58

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104C58	#FFFFFF	#000000	##FFFFFF
##104C58	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434959

Deuteranopia (green-blind)

#3A4258

Tritanopia (blue-blind)

#005150

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #104c58;
/* rgb */ color: rgb(16, 76, 88);
/* oklch */ color: oklch(38.6% 0.061 214.5);

Tailwind

colors: {
  custom: {
    50: '#5c7e87',
    500: '#104c58',
    950: '#000000',
  },
}

SCSS

$custom: #104c58;
$custom-light: #5c7e87;
$custom-dark: #000000;

JSON

{
  "hex": "#104c58",
  "rgb": {
    "r": 16,
    "g": 76,
    "b": 88
  },
  "hsl": {
    "h": 190,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.38561,
    "c": 0.06131,
    "h": 214.5
  },
  "luminance": 0.05984
}

Semantic roles & 50–950 ramp

primary

#104C58

secondary

#914232

accent

#593CEC

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #104C58

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

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