#55183A
Closest named color: Grape Purple (#5D1451). oklch(32% 0.098 349.7), rgb(85, 24, 58).
Aa
White text reads best on this color (13.30:1).
About this color
#55183A is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.098 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.045 away. White text reads best on it, at 13.30:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.57:1 |
| White text | 13.30:1 |
Values
| HEX | #55183A |
| RGB | rgb(85, 24, 58) |
| HSL | hsl(327, 56%, 21%) |
| OKLCH | oklch(32% 0.098 349.7) |
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 #55183A | 13.30:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #55183A | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #55183A text on white | 13.30:1 | AAA | Lc 99.1 | Preferred for body text |
| #55183A text on black | 1.57:1 | 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
#FEF1F7
oklch(97% 0.016 347.6)
-
Step 100
100
#FDE1ED
oklch(93.6% 0.034 350)
-
Step 200
200
#FBC8DF
oklch(88.4% 0.065 349.7)
-
Step 300
300
#F9A1CC
oklch(80.9% 0.116 349.3)
-
Step 400
400
#F267B1
oklch(70.7% 0.187 349.9)
-
Step 500
500
#E82D9E
oklch(63.1% 0.238 349.6)
-
Step 600
600
#CB0087
oklch(55.6% 0.232 349.5)
-
Step 700
700
#AC0071
oklch(49.1% 0.205 349.8)
-
Step 800
800
#8E005D
oklch(42.7% 0.178 349.6)
-
Step 900
900
#77034D
oklch(37.7% 0.155 349.9)
-
Step 950
950 (this color)
#55183A
oklch(32% 0.098 349.7)
#55183A 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) | #20293B | 0.109 |
| Deuteranopia (no green cones) | #323339 | 0.096 |
| Tritanopia (no blue cones) | #5B1526 | 0.037 |
| Achromatopsia (no color) | #2F2F2F | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55183A
#55183A
oklch(32% 0.098 349.7)
- #003D2E
#003D2E
oklch(32% 0.063 170.2)
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 #55183A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.045
- Burgundy #610023 ΔE 0.048
- Deep Violet #490648 ΔE 0.056
- Plum Purple #4E0550 ΔE 0.060
- Eggplant Purple #430541 ΔE 0.063
- Merlot #730039 ΔE 0.066
- Claret #680018 ΔE 0.066
- Aubergine #3D0734 ΔE 0.070
Use #55183A 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.