#1F677F#1F677F
#1F677F is a mid, moderate cyan. Relative luminance 0.115; OKLCH L 48.1% C 0.079 H 224.6°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).
Color values
| HEX | #1F677F |
|---|---|
| RGB | rgb(31, 103, 127) |
| HSL | hsl(195, 61%, 31%) |
| HSV | hsv(195, 76%, 50%) |
| CMYK | cmyk(75.6%, 18.9%, 0%, 50.2%) |
| CIE-LAB | lab(40.45, -13.37, -19.70) |
| CIE-LCH | lch(40.45, 23.81, 235.84°) |
| OKLab | oklab(48.11% -0.056 -0.0552) |
| OKLCH | oklch(48.11% 0.079 224.6) |
| XYZ | xyz(9.2445, 11.5230, 21.8115) |
| Luminance | 0.1152 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sea Blue
#047495
ΔE00 5.16
Ugly Blue
#31668A
ΔE00 6.44
Ocean Blue (survey)
#03719C
ΔE00 6.66
Peacock Blue
#016795
ΔE00 6.95
Petrol
#005F6A
ΔE00 7.17
Ocean
#017B92
ΔE00 7.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F677F #7F371F
analogous
#1F7F67 #1F677F #1F377F
triadic
#1F677F #7F1F67 #677F1F
tetradic
#1F677F #671F7F #7F371F #377F1F
square
#1F677F #671F7F #7F371F #377F1F
split-complementary
#1F677F #7F1F37 #7F671F
monochromatic
#07171D #133F4E #1F677F #2B8FB0 #46AFD2
Accessibility & contrast
On white
6.35
#1F677F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.30
#1F677F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1F677F
6.35:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F677F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F677F | 1.00 | 6.35 | 3.30 | 6.35 |
| #FFFFFF | 6.35 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.30 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.35 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5A6580
Deuteranopia (green-blind)
#4D5B7F
Tritanopia (blue-blind)
#006E6F
Achromatopsia (no color)
#5F5F5F
Design tokens & code
CSS
--color: #1f677f; /* rgb */ color: rgb(31, 103, 127); /* oklch */ color: oklch(48.1% 0.079 224.6);
Tailwind
colors: {
custom: {
50: '#6a92a4',
500: '#1f677f',
950: '#000000',
},
}SCSS
$custom: #1f677f; $custom-light: #6a92a4; $custom-dark: #000000;
JSON
{
"hex": "#1f677f",
"rgb": {
"r": 31,
"g": 103,
"b": 127
},
"hsl": {
"h": 195,
"s": 60.759,
"l": 30.98
},
"oklch": {
"l": 0.48109,
"c": 0.07859,
"h": 224.6
},
"luminance": 0.11524
}Semantic roles & 50–950 ramp
primary
#1F677F
secondary
#B26248
accent
#6C44E4
background
#F6F9FA
surface
#ECF1F4
border
#C7CBCE
text
#070D0F
muted
#7A7E7F