#1F628D#1F628D
#1F628D is a mid, moderate cyan. Relative luminance 0.110; OKLCH L 47.6% C 0.096 H 241.5°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).
Color values
| HEX | #1F628D |
|---|---|
| RGB | rgb(31, 98, 141) |
| HSL | hsl(203, 64%, 34%) |
| HSV | hsv(203, 78%, 55%) |
| CMYK | cmyk(78%, 30.5%, 0%, 44.7%) |
| CIE-LAB | lab(39.49, -5.23, -29.65) |
| CIE-LCH | lch(39.49, 30.11, 260.00°) |
| OKLab | oklab(47.56% -0.0456 -0.0839) |
| OKLCH | oklch(47.56% 0.096 241.5) |
| XYZ | xyz(9.7386, 10.9486, 26.7942) |
| Luminance | 0.1095 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ugly Blue
#31668A
ΔE00 2.23
Peacock Blue
#016795
ΔE00 2.48
Denim (survey)
#3B638C
ΔE00 4.03
Light Navy Blue
#2E5A88
ΔE00 4.61
Deep Sea Blue
#015482
ΔE00 4.85
Ocean Blue (survey)
#03719C
ΔE00 5.99
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F628D #8D4A1F
analogous
#1F8D81 #1F628D #1F2B8D
triadic
#1F628D #8D1F62 #628D1F
tetradic
#1F628D #811F8D #8D4A1F #2B8D1F
square
#1F628D #811F8D #8D4A1F #2B8D1F
split-complementary
#1F628D #8D1F2B #8D811F
monochromatic
#091C29 #143F5B #1F628D #2A85BF #4EA2D8
Accessibility & contrast
On white
6.58
#1F628D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.19
#1F628D on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1F628D
6.58:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F628D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F628D | 1.00 | 6.58 | 3.19 | 6.58 |
| #FFFFFF | 6.58 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.19 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.58 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4E638F
Deuteranopia (green-blind)
#3F588C
Tritanopia (blue-blind)
#006D71
Achromatopsia (no color)
#5D5D5D
Design tokens & code
CSS
--color: #1f628d; /* rgb */ color: rgb(31, 98, 141); /* oklch */ color: oklch(47.6% 0.096 241.5);
Tailwind
colors: {
custom: {
50: '#6c8eae',
500: '#1f628d',
950: '#000000',
},
}SCSS
$custom: #1f628d; $custom-light: #6c8eae; $custom-dark: #000000;
JSON
{
"hex": "#1f628d",
"rgb": {
"r": 31,
"g": 98,
"b": 141
},
"hsl": {
"h": 203.455,
"s": 63.953,
"l": 33.725
},
"oklch": {
"l": 0.47563,
"c": 0.09553,
"h": 241.5
},
"luminance": 0.1095
}Semantic roles & 50–950 ramp
primary
#1F628D
secondary
#BB784D
accent
#8241E7
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#080C10
muted
#7A7D7F