#55243B
Closest named color: Grape Purple (#5D1451). oklch(33.8% 0.078 352.7), rgb(85, 36, 59).
Aa
White text reads best on this color (12.34:1).
About this color
#55243B is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.078 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.057 away. White text reads best on it, at 12.34:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.078) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.70:1 |
| White text | 12.34:1 |
Values
| HEX | #55243B |
| RGB | rgb(85, 36, 59) |
| HSL | hsl(332, 40%, 24%) |
| OKLCH | oklch(33.8% 0.078 352.7) |
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 #55243B | 12.34:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #55243B | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #55243B text on white | 12.34:1 | AAA | Lc 97.7 | Preferred for body text |
| #55243B text on black | 1.70:1 | 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 900.
-
Step 50
50
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EB
oklch(93.6% 0.018 351.2)
-
Step 200
200
#ECD1DB
oklch(88.6% 0.033 353.4)
-
Step 300
300
#E0B2C4
oklch(81% 0.058 353.1)
-
Step 400
400
#CF88A6
oklch(70.8% 0.094 352.8)
-
Step 500
500
#C06990
oklch(63.1% 0.12 352.8)
-
Step 600
600
#AB4F7A
oklch(55.6% 0.13 352.9)
-
Step 700
700
#933F67
oklch(49.1% 0.122 352.8)
-
Step 800
800
#773554
oklch(42.7% 0.1 352.7)
-
Step 900
900 (this color)
#55243B
oklch(33.8% 0.078 352.7)
-
Step 950
950
#391C29
oklch(27.1% 0.049 352.6)
#55243B 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) | #2A2F3C | 0.086 |
| Deuteranopia (no green cones) | #37383A | 0.078 |
| Tritanopia (no blue cones) | #5B222D | 0.026 |
| Achromatopsia (no color) | #353535 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55243B
#55243B
oklch(33.8% 0.078 352.7)
- #004234
#004234
oklch(33.8% 0.065 172.8)
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 #55243B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.057
- Burgundy #610023 ΔE 0.060
- Claret #680018 ΔE 0.071
- Merlot #730039 ΔE 0.072
- Purple Brown #673A3F ΔE 0.074
- Deep Violet #490648 ΔE 0.078
- Plum Purple #4E0550 ΔE 0.079
- Onyx #343A40 ΔE 0.083
Use #55243B 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.