#1D6578#1D6578

#1D6578 is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.2% C 0.075 H 219.4°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#1D6578
RGB	rgb(29, 101, 120)
HSL	hsl(193, 61%, 29%)
HSV	hsv(193, 76%, 47%)
CMYK	cmyk(75.8%, 15.8%, 0%, 52.9%)
CIE-LAB	lab(39.45, -14.99, -16.98)
CIE-LCH	lch(39.45, 22.65, 228.56°)
OKLab	oklab(47.2% -0.0577 -0.0474)
OKLCH	oklch(47.2% 0.075 219.4)
XYZ	xyz(8.5491, 10.9236, 19.4236)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D6578 #78301D

analogous

#1D785E #1D6578 #1D3878

triadic

#1D6578 #781D65 #65781D

tetradic

#1D6578 #5E1D78 #78301D #38781D

square

#1D6578 #5E1D78 #78301D #38781D

split-complementary

#1D6578 #781D38 #785E1D

monochromatic

#061519 #113C47 #1D6578 #298EA9 #3FB2D1

Accessibility & contrast

On white

6.59

#1D6578 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#1D6578 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D6578

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D6578	#FFFFFF	#000000	##FFFFFF
##1D6578	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#596279

Deuteranopia (green-blind)

#4D5978

Tritanopia (blue-blind)

#006B6B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1d6578;
/* rgb */ color: rgb(29, 101, 120);
/* oklch */ color: oklch(47.2% 0.075 219.4);

Tailwind

colors: {
  custom: {
    50: '#68919f',
    500: '#1d6578',
    950: '#000000',
  },
}

SCSS

$custom: #1d6578;
$custom-light: #68919f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d6578",
  "rgb": {
    "r": 29,
    "g": 101,
    "b": 120
  },
  "hsl": {
    "h": 192.527,
    "s": 61.074,
    "l": 29.216
  },
  "oklch": {
    "l": 0.47198,
    "c": 0.07473,
    "h": 219.4
  },
  "luminance": 0.10925
}

Semantic roles & 50–950 ramp

primary

#1D6578

secondary

#AC5A45

accent

#6544E4

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #1D6578

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

Preview Lab → · Contrast checker → · Palette generator →