#30688F#30688F
#30688F is a mid, moderate cyan. Relative luminance 0.125; OKLCH L 49.7% C 0.086 H 241.7°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).
Color values
| HEX | #30688F |
|---|---|
| RGB | rgb(48, 104, 143) |
| HSL | hsl(205, 50%, 37%) |
| HSV | hsv(205, 66%, 56%) |
| CMYK | cmyk(66.4%, 27.3%, 0%, 43.9%) |
| CIE-LAB | lab(42.02, -5.49, -26.87) |
| CIE-LCH | lch(42.02, 27.42, 258.45°) |
| OKLab | oklab(49.75% -0.0406 -0.0756) |
| OKLCH | oklch(49.75% 0.086 241.7) |
| XYZ | xyz(11.1253, 12.5110, 27.8098) |
| Luminance | 0.1251 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ugly Blue
#31668A
ΔE00 1.00
Peacock Blue
#016795
ΔE00 2.85
Denim (survey)
#3B638C
ΔE00 3.64
Muted Blue
#3B719F
ΔE00 4.02
Ocean Blue (survey)
#03719C
ΔE00 4.73
Mid Blue
#276AB3
ΔE00 5.28
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#30688F #8F5730
analogous
#308F87 #30688F #30388F
triadic
#30688F #8F3068 #688F30
tetradic
#30688F #87308F #8F5730 #388F30
square
#30688F #87308F #8F5730 #388F30
split-complementary
#30688F #8F3038 #8F8730
monochromatic
#112533 #214761 #30688F #3F89BD #6CA5CE
Accessibility & contrast
On white
6.00
#30688F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#30688F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #30688F
6.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##30688F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##30688F | 1.00 | 6.00 | 3.50 | 6.00 |
| #FFFFFF | 6.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#566891
Deuteranopia (green-blind)
#495F8E
Tritanopia (blue-blind)
#007275
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #30688f; /* rgb */ color: rgb(48, 104, 143); /* oklch */ color: oklch(49.7% 0.086 241.7);
Tailwind
colors: {
custom: {
50: '#7393b0',
500: '#30688f',
950: '#000000',
},
}SCSS
$custom: #30688f; $custom-light: #7393b0; $custom-dark: #000000;
JSON
{
"hex": "#30688f",
"rgb": {
"r": 48,
"g": 104,
"b": 143
},
"hsl": {
"h": 204.632,
"s": 49.738,
"l": 37.451
},
"oklch": {
"l": 0.49745,
"c": 0.08585,
"h": 241.7
},
"luminance": 0.12512
}Semantic roles & 50–950 ramp
primary
#30688F
secondary
#B58666
accent
#874FD9
background
#F7F9FA
surface
#EDF1F4
border
#C8CBCE
text
#090D10
muted
#7B7E7F