#104E5D#104E5D

#104E5D is a dark, moderate cyan. Relative luminance 0.063; OKLCH L 39.4% C 0.064 H 218.3°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#104E5D
RGB	rgb(16, 78, 93)
HSL	hsl(192, 71%, 21%)
HSV	hsv(192, 83%, 36%)
CMYK	cmyk(82.8%, 16.1%, 0%, 63.5%)
CIE-LAB	lab(30.28, -13.21, -14.26)
CIE-LCH	lch(30.28, 19.44, 227.18°)
OKLab	oklab(39.36% -0.0505 -0.0398)
OKLCH	oklch(39.36% 0.064 218.3)
XYZ	xyz(4.9130, 6.3487, 11.3203)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104E5D #5D1F10

analogous

#105D46 #104E5D #10285D

triadic

#104E5D #5D104E #4E5D10

tetradic

#104E5D #46105D #5D1F10 #285D10

square

#104E5D #46105D #5D1F10 #285D10

split-complementary

#104E5D #5D1028 #5D4610

monochromatic

#04161A #072229 #104E5D #197A91 #22A6C5

Accessibility & contrast

On white

9.25

#104E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#104E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104E5D

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104E5D	#FFFFFF	#000000	##FFFFFF
##104E5D	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444C5E

Deuteranopia (green-blind)

#3A445D

Tritanopia (blue-blind)

#005353

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #104e5d;
/* rgb */ color: rgb(16, 78, 93);
/* oklch */ color: oklch(39.4% 0.064 218.3);

Tailwind

colors: {
  custom: {
    50: '#5d7f8b',
    500: '#104e5d',
    950: '#000000',
  },
}

SCSS

$custom: #104e5d;
$custom-light: #5d7f8b;
$custom-dark: #000000;

JSON

{
  "hex": "#104e5d",
  "rgb": {
    "r": 16,
    "g": 78,
    "b": 93
  },
  "hsl": {
    "h": 191.688,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.39361,
    "c": 0.06431,
    "h": 218.3
  },
  "luminance": 0.06349
}

Semantic roles & 50–950 ramp

primary

#104E5D

secondary

#964633

accent

#5D3AED

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0C

muted

#797C7D

Preview Lab

Preview with #104E5D

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

Preview Lab → · Contrast checker → · Palette generator →