#1F719D#1F719D
#1F719D is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 52.2% C 0.102 H 237.6°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).
Color values
| HEX | #1F719D |
|---|---|
| RGB | rgb(31, 113, 157) |
| HSL | hsl(201, 67%, 37%) |
| HSV | hsv(201, 80%, 62%) |
| CMYK | cmyk(80.3%, 28%, 0%, 38.4%) |
| CIE-LAB | lab(44.99, -8.25, -30.58) |
| CIE-LCH | lch(44.99, 31.67, 254.89°) |
| OKLab | oklab(52.18% -0.0549 -0.0864) |
| OKLCH | oklch(52.18% 0.102 237.6) |
| XYZ | xyz(12.5536, 14.5343, 34.0355) |
| Luminance | 0.1454 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ocean Blue (survey)
#03719C
ΔE00 1.63
Peacock Blue
#016795
ΔE00 3.71
Nice Blue
#107AB0
ΔE00 3.82
Muted Blue
#3B719F
ΔE00 3.84
Cerulean
#007BA7
ΔE00 4.12
Ugly Blue
#31668A
ΔE00 4.57
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F719D #9D4B1F
analogous
#1F9D8A #1F719D #1F329D
triadic
#1F719D #9D1F71 #719D1F
tetradic
#1F719D #8A1F9D #9D4B1F #329D1F
square
#1F719D #8A1F9D #9D4B1F #329D1F
split-complementary
#1F719D #9D1F32 #9D8A1F
monochromatic
#0B2737 #154C6A #1F719D #2996D0 #58AFDE
Accessibility & contrast
On white
5.37
#1F719D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.91
#1F719D on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1F719D
5.37:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F719D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F719D | 1.00 | 5.37 | 3.91 | 5.37 |
| #FFFFFF | 5.37 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.37 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5C719F
Deuteranopia (green-blind)
#4B659C
Tritanopia (blue-blind)
#007C80
Achromatopsia (no color)
#6A6A6A
Design tokens & code
CSS
--color: #1f719d; /* rgb */ color: rgb(31, 113, 157); /* oklch */ color: oklch(52.2% 0.102 237.6);
Tailwind
colors: {
custom: {
50: '#6f99ba',
500: '#1f719d',
950: '#000000',
},
}SCSS
$custom: #1f719d; $custom-light: #6f99ba; $custom-dark: #000000;
JSON
{
"hex": "#1f719d",
"rgb": {
"r": 31,
"g": 113,
"b": 157
},
"hsl": {
"h": 200.952,
"s": 67.021,
"l": 36.863
},
"oklch": {
"l": 0.5218,
"c": 0.1024,
"h": 237.6
},
"luminance": 0.14536
}Semantic roles & 50–950 ramp
primary
#1F719D
secondary
#C27C56
accent
#7A3EEA
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090E11
muted
#7B7E80