#1F565C#1F565C
#1F565C is a dark, muted teal. Relative luminance 0.077; OKLCH L 42.0% C 0.058 H 205.2°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).
Color values
| HEX | #1F565C |
|---|---|
| RGB | rgb(31, 86, 92) |
| HSL | hsl(186, 50%, 24%) |
| HSV | hsv(186, 66%, 36%) |
| CMYK | cmyk(66.3%, 6.5%, 0%, 63.9%) |
| CIE-LAB | lab(33.39, -15.77, -8.85) |
| CIE-LCH | lch(33.39, 18.09, 209.29°) |
| OKLab | oklab(41.97% -0.0521 -0.0245) |
| OKLCH | oklch(41.97% 0.058 205.2) |
| XYZ | xyz(5.8238, 7.7190, 11.3061) |
| Luminance | 0.0772 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Deep Teal
#00555A
ΔE00 2.76
Petrol
#005F6A
ΔE00 3.97
Darkslategray
#2F4F4F
ΔE00 4.69
Dark Teal
#014D4E
ΔE00 4.84
Dark Turquoise
#045C5A
ΔE00 5.77
Dark Aqua
#05696B
ΔE00 7.51
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F565C #5C251F
analogous
#1F5C44 #1F565C #1F385C
triadic
#1F565C #5C1F56 #565C1F
tetradic
#1F565C #441F5C #5C251F #385C1F
square
#1F565C #441F5C #5C251F #385C1F
split-complementary
#1F565C #5C1F38 #5C441F
monochromatic
#081517 #102B2E #1F565C #2E818A #3EACB8
Accessibility & contrast
On white
8.25
#1F565C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.54
#1F565C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1F565C
8.25:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F565C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F565C | 1.00 | 8.25 | 2.54 | 8.25 |
| #FFFFFF | 8.25 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.54 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.25 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4F525C
Deuteranopia (green-blind)
#464C5C
Tritanopia (blue-blind)
#005A58
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #1f565c; /* rgb */ color: rgb(31, 86, 92); /* oklch */ color: oklch(42.0% 0.058 205.2);
Tailwind
colors: {
custom: {
50: '#63868a',
500: '#1f565c',
950: '#000000',
},
}SCSS
$custom: #1f565c; $custom-light: #63868a; $custom-dark: #000000;
JSON
{
"hex": "#1f565c",
"rgb": {
"r": 31,
"g": 86,
"b": 92
},
"hsl": {
"h": 185.902,
"s": 49.593,
"l": 24.118
},
"oklch": {
"l": 0.41973,
"c": 0.05759,
"h": 205.2
},
"luminance": 0.0772
}Semantic roles & 50–950 ramp
primary
#1F565C
secondary
#914D46
accent
#5C4FD9
background
#F6F8F8
surface
#EBEFF0
border
#C6CACB
text
#060B0B
muted
#7A7C7C