#03172F#03172F
#03172F is a very dark, muted cyan. Relative luminance 0.008; OKLCH L 20.4% C 0.055 H 253.5°. Best body text is #FFFFFF at 17.99:1 contrast (WCAG AA passes).
Color values
| HEX | #03172F |
|---|---|
| RGB | rgb(3, 23, 47) |
| HSL | hsl(213, 88%, 10%) |
| HSV | hsv(213, 94%, 18%) |
| CMYK | cmyk(93.6%, 51.1%, 0%, 81.6%) |
| CIE-LAB | lab(7.56, 2.49, -18.44) |
| CIE-LCH | lch(7.56, 18.61, 277.70°) |
| OKLab | oklab(20.36% -0.0156 -0.0529) |
| OKLCH | oklch(20.36% 0.055 253.5) |
| XYZ | xyz(0.8568, 0.8373, 2.8052) |
| Luminance | 0.0084 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Navy (survey)
#01153E
ΔE00 5.67
Navy Blue
#1B2A4A
ΔE00 6.74
Dark
#1B2431
ΔE00 6.89
Dark Navy Blue
#00022E
ΔE00 7.09
Dark Navy
#000435
ΔE00 7.62
Midnight
#03012D
ΔE00 7.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#03172F #2F1B03
analogous
#032D2F #03172F #05032F
triadic
#03172F #2F0317 #172F03
tetradic
#03172F #2F032D #2F1B03 #032F05
square
#03172F #2F032D #2F1B03 #032F05
split-complementary
#03172F #2F0503 #2D2F03
monochromatic
#020E1D #020E1D #03172F #073369 #0A4FA2
Accessibility & contrast
On white
17.99
#03172F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.17
#03172F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #03172F
17.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##03172F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##03172F | 1.00 | 17.99 | 1.17 | 17.99 |
| #FFFFFF | 17.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.17 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0B1930
Deuteranopia (green-blind)
#04152F
Tritanopia (blue-blind)
#001D20
Achromatopsia (no color)
#171717
Design tokens & code
CSS
--color: #03172f; /* rgb */ color: rgb(3, 23, 47); /* oklch */ color: oklch(20.4% 0.055 253.5);
Tailwind
colors: {
custom: {
50: '#4a5367',
500: '#03172f',
950: '#000000',
},
}SCSS
$custom: #03172f; $custom-light: #4a5367; $custom-dark: #000000;
JSON
{
"hex": "#03172f",
"rgb": {
"r": 3,
"g": 23,
"b": 47
},
"hsl": {
"h": 212.727,
"s": 88,
"l": 9.804
},
"oklch": {
"l": 0.20358,
"c": 0.05512,
"h": 253.5
},
"luminance": 0.00837
}Semantic roles & 50–950 ramp
primary
#03172F
secondary
#734B1B
accent
#9E2AFE
background
#F4F4F6
surface
#E7E7EB
border
#C3C3C6
text
#010206
muted
#77787A