#33174C
Closest named color: Dark Purple (#35063E). oklch(27.5% 0.095 305.3), rgb(51, 23, 76).
Aa
White text reads best on this color (15.35:1).
About this color
#33174C is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.095 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.041 away. White text reads best on it, at 15.35:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.36:1 |
| White text | 15.35:1 |
Values
| HEX | #33174C |
| RGB | rgb(51, 23, 76) |
| HSL | hsl(272, 54%, 19%) |
| OKLCH | oklch(27.5% 0.095 305.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #33174C | 15.35:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #33174C | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #33174C text on white | 15.35:1 | AAA | Lc 102.0 | Preferred for body text |
| #33174C text on black | 1.36:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#EFE5FC
oklch(93.7% 0.032 305.3)
-
Step 200
200
#E3CFFB
oklch(88.5% 0.063 305.7)
-
Step 300
300
#D2AEFB
oklch(80.9% 0.113 305.4)
-
Step 400
400
#BC7FF9
oklch(70.8% 0.18 305.4)
-
Step 500
500
#AB56F6
oklch(63.1% 0.231 305)
-
Step 600
600
#9730E4
oklch(55.5% 0.25 305.2)
-
Step 700
700
#811FC6
oklch(49% 0.232 305.2)
-
Step 800
800
#691EA0
oklch(42.6% 0.193 305.4)
-
Step 900
900
#55227F
oklch(37.7% 0.15 305.3)
-
Step 950
950 (this color)
#33174C
oklch(27.5% 0.095 305.3)
#33174C with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #00244E | 0.078 |
| Deuteranopia (no green cones) | #0A254B | 0.072 |
| Tritanopia (no blue cones) | #2F222F | 0.068 |
| Achromatopsia (no color) | #252525 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33174C
#33174C
oklch(27.5% 0.095 305.3)
- #202D00
#202D00
oklch(27.5% 0.069 124.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #33174C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.041
- Deep Purple #36013F ΔE 0.047
- Eggplant Purple #430541 ΔE 0.049
- Eggplant #380835 ΔE 0.051
- Deep Violet #490648 ΔE 0.054
- Aubergine #3D0734 ΔE 0.056
- Dark Indigo #1F0954 ΔE 0.057
- Plum Purple #4E0550 ΔE 0.063
Use #33174C in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.