#1F789A#1F789A
#1F789A is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 53.8% C 0.096 H 228.9°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #1F789A |
|---|---|
| RGB | rgb(31, 120, 154) |
| HSL | hsl(197, 66%, 36%) |
| HSV | hsv(197, 80%, 60%) |
| CMYK | cmyk(79.9%, 22.1%, 0%, 39.6%) |
| CIE-LAB | lab(47.05, -13.40, -25.60) |
| CIE-LCH | lch(47.05, 28.90, 242.37°) |
| OKLab | oklab(53.78% -0.0628 -0.072) |
| OKLCH | oklch(53.78% 0.096 228.9) |
| XYZ | xyz(13.1119, 16.0557, 32.9736) |
| Luminance | 0.1606 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sea Blue
#047495
ΔE00 2.02
Cerulean
#007BA7
ΔE00 2.78
Ocean Blue (survey)
#03719C
ΔE00 3.73
Dirty Blue
#3F829D
ΔE00 4.71
Ocean
#017B92
ΔE00 5.17
Nice Blue
#107AB0
ΔE00 5.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F789A #9A411F
analogous
#1F9A7F #1F789A #1F3B9A
triadic
#1F789A #9A1F78 #789A1F
tetradic
#1F789A #7F1F9A #9A411F #3B9A1F
square
#1F789A #7F1F9A #9A411F #3B9A1F
split-complementary
#1F789A #9A1F3B #9A7F1F
monochromatic
#0A2934 #155067 #1F789A #29A0CD #56B8DD
Accessibility & contrast
On white
4.99
#1F789A on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#1F789A on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1F789A
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F789A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F789A | 1.00 | 4.99 | 4.21 | 4.99 |
| #FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#66769C
Deuteranopia (green-blind)
#566A9A
Tritanopia (blue-blind)
#008283
Achromatopsia (no color)
#707070
Design tokens & code
CSS
--color: #1f789a; /* rgb */ color: rgb(31, 120, 154); /* oklch */ color: oklch(53.8% 0.096 228.9);
Tailwind
colors: {
custom: {
50: '#6f9fb8',
500: '#1f789a',
950: '#000000',
},
}SCSS
$custom: #1f789a; $custom-light: #6f9fb8; $custom-dark: #000000;
JSON
{
"hex": "#1f789a",
"rgb": {
"r": 31,
"g": 120,
"b": 154
},
"hsl": {
"h": 196.585,
"s": 66.486,
"l": 36.275
},
"oklch": {
"l": 0.53776,
"c": 0.09554,
"h": 228.9
},
"luminance": 0.16057
}Semantic roles & 50–950 ramp
primary
#1F789A
secondary
#C17254
accent
#6E3EE9
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#090E11
muted
#7B7E80