#0A303D#0A303D
#0A303D is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.0% C 0.047 H 225.2°. Best body text is #FFFFFF at 13.97:1 contrast (WCAG AA passes).
Color values
| HEX | #0A303D |
|---|---|
| RGB | rgb(10, 48, 61) |
| HSL | hsl(195, 72%, 14%) |
| HSV | hsv(195, 84%, 24%) |
| CMYK | cmyk(83.6%, 21.3%, 0%, 76.1%) |
| CIE-LAB | lab(17.99, -7.90, -12.02) |
| CIE-LCH | lch(17.99, 14.38, 236.67°) |
| OKLab | oklab(28.97% -0.0335 -0.0337) |
| OKLCH | oklch(28.97% 0.047 225.2) |
| XYZ | xyz(2.0241, 2.5151, 4.7928) |
| Luminance | 0.0251 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Blue Grey
#1F3B4D
ΔE00 5.45
Gunmetal
#2A3439
ΔE00 7.28
Dark Grey Blue
#29465B
ΔE00 8.81
Charcoal
#36454F
ΔE00 9.07
Dark
#1B2431
ΔE00 9.34
Dark Slate Blue
#214761
ΔE00 9.53
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0A303D #3D170A
analogous
#0A3D31 #0A303D #0A173D
triadic
#0A303D #3D0A30 #303D0A
tetradic
#0A303D #310A3D #3D170A #173D0A
square
#0A303D #310A3D #3D170A #173D0A
split-complementary
#0A303D #3D0A17 #3D310A
monochromatic
#04151A #04151A #0A303D #135972 #1B83A6
Accessibility & contrast
On white
13.97
#0A303D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.50
#0A303D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0A303D
13.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0A303D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0A303D | 1.00 | 13.97 | 1.50 | 13.97 |
| #FFFFFF | 13.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 13.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#292F3E
Deuteranopia (green-blind)
#222A3D
Tritanopia (blue-blind)
#003434
Achromatopsia (no color)
#2C2C2C
Design tokens & code
CSS
--color: #0a303d; /* rgb */ color: rgb(10, 48, 61); /* oklch */ color: oklch(29.0% 0.047 225.2);
Tailwind
colors: {
custom: {
50: '#526872',
500: '#0a303d',
950: '#000000',
},
}SCSS
$custom: #0a303d; $custom-light: #526872; $custom-dark: #000000;
JSON
{
"hex": "#0a303d",
"rgb": {
"r": 10,
"g": 48,
"b": 61
},
"hsl": {
"h": 195.294,
"s": 71.831,
"l": 13.922
},
"oklch": {
"l": 0.28971,
"c": 0.04746,
"h": 225.2
},
"luminance": 0.02515
}Semantic roles & 50–950 ramp
primary
#0A303D
secondary
#7A3D28
accent
#6739EF
background
#F4F6F6
surface
#E7EBEC
border
#C3C6C7
text
#020608
muted
#787A7B