#1F709D#1F709D
#1F709D is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 51.9% C 0.103 H 238.5°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).
Color values
| HEX | #1F709D |
|---|---|
| RGB | rgb(31, 112, 157) |
| HSL | hsl(201, 67%, 37%) |
| HSV | hsv(201, 80%, 62%) |
| CMYK | cmyk(80.3%, 28.7%, 0%, 38.4%) |
| CIE-LAB | lab(44.68, -7.66, -31.07) |
| CIE-LCH | lch(44.68, 32.00, 256.14°) |
| OKLab | oklab(51.93% -0.0539 -0.0879) |
| OKLCH | oklch(51.93% 0.103 238.5) |
| XYZ | xyz(12.4426, 14.3125, 33.9985) |
| Luminance | 0.1431 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ocean Blue (survey)
#03719C
ΔE00 1.97
Peacock Blue
#016795
ΔE00 3.37
Muted Blue
#3B719F
ΔE00 3.60
Nice Blue
#107AB0
ΔE00 4.04
Ugly Blue
#31668A
ΔE00 4.27
Cerulean
#007BA7
ΔE00 4.60
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F709D #9D4C1F
analogous
#1F9D8B #1F709D #1F319D
triadic
#1F709D #9D1F70 #709D1F
tetradic
#1F709D #8B1F9D #9D4C1F #319D1F
square
#1F709D #8B1F9D #9D4C1F #319D1F
split-complementary
#1F709D #9D1F31 #9D8B1F
monochromatic
#0B2737 #154C6A #1F709D #2994D0 #58AEDE
Accessibility & contrast
On white
5.44
#1F709D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.86
#1F709D on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1F709D
5.44:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F709D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F709D | 1.00 | 5.44 | 3.86 | 5.44 |
| #FFFFFF | 5.44 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.86 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.44 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5B709F
Deuteranopia (green-blind)
#4A659C
Tritanopia (blue-blind)
#007B80
Achromatopsia (no color)
#6A6A6A
Design tokens & code
CSS
--color: #1f709d; /* rgb */ color: rgb(31, 112, 157); /* oklch */ color: oklch(51.9% 0.103 238.5);
Tailwind
colors: {
custom: {
50: '#6f98ba',
500: '#1f709d',
950: '#000000',
},
}SCSS
$custom: #1f709d; $custom-light: #6f98ba; $custom-dark: #000000;
JSON
{
"hex": "#1f709d",
"rgb": {
"r": 31,
"g": 112,
"b": 157
},
"hsl": {
"h": 201.429,
"s": 67.021,
"l": 36.863
},
"oklch": {
"l": 0.51933,
"c": 0.1031,
"h": 238.5
},
"luminance": 0.14314
}Semantic roles & 50–950 ramp
primary
#1F709D
secondary
#C27C56
accent
#7B3EEA
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090D11
muted
#7B7E80