#17033B#17033B
#17033B is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.0% C 0.098 H 290.9°. Best body text is #FFFFFF at 18.87:1 contrast (WCAG AA passes).
Color values
| HEX | #17033B |
|---|---|
| RGB | rgb(23, 3, 59) |
| HSL | hsl(261, 90%, 12%) |
| HSV | hsv(261, 95%, 23%) |
| CMYK | cmyk(61%, 94.9%, 0%, 76.9%) |
| CIE-LAB | lab(5.09, 24.73, -31.13) |
| CIE-LCH | lch(5.09, 39.76, 308.46°) |
| OKLab | oklab(19.03% 0.035 -0.0917) |
| OKLCH | oklch(19.03% 0.098 290.9) |
| XYZ | xyz(1.1751, 0.5630, 4.1836) |
| Luminance | 0.0056 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Night Blue
#040348
ΔE00 4.31
Dark Indigo
#1F0954
ΔE00 4.93
Midnight Purple
#280137
ΔE00 5.10
Midnight Blue (survey)
#020035
ΔE00 5.16
Very Dark Blue
#000133
ΔE00 6.05
Dark Navy
#000435
ΔE00 6.09
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#17033B #273B03
analogous
#030B3B #17033B #33033B
triadic
#17033B #3B1703 #033B17
tetradic
#17033B #3B030B #273B03 #033B33
square
#17033B #3B030B #273B03 #033B33
split-complementary
#17033B #3B3303 #0B3B03
monochromatic
#0B011D #0B011D #17033B #2E0675 #4409AF
Accessibility & contrast
On white
18.87
#17033B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.11
#17033B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #17033B
18.87:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##17033B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##17033B | 1.00 | 18.87 | 1.11 | 18.87 |
| #FFFFFF | 18.87 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.11 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 18.87 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00123D
Deuteranopia (green-blind)
#00103A
Tritanopia (blue-blind)
#09131F
Achromatopsia (no color)
#111111
Design tokens & code
CSS
--color: #17033b; /* rgb */ color: rgb(23, 3, 59); /* oklch */ color: oklch(19.0% 0.098 290.9);
Tailwind
colors: {
custom: {
50: '#594772',
500: '#17033b',
950: '#000000',
},
}SCSS
$custom: #17033b; $custom-light: #594772; $custom-dark: #000000;
JSON
{
"hex": "#17033b",
"rgb": {
"r": 23,
"g": 3,
"b": 59
},
"hsl": {
"h": 261.429,
"s": 90.323,
"l": 12.157
},
"oklch": {
"l": 0.19033,
"c": 0.0982,
"h": 290.9
},
"luminance": 0.00563
}Semantic roles & 50–950 ramp
primary
#17033B
secondary
#5B7E1C
accent
#FF29B2
background
#F5F4F6
surface
#E9E6EC
border
#C5C2C7
text
#040008
muted
#79777B