#51153A
Closest named color: Deep Violet (#490648). oklch(30.9% 0.099 346.5), rgb(81, 21, 58).
Aa
White text reads best on this color (13.83:1).
About this color
#51153A is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.099 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.046 away. White text reads best on it, at 13.83:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.099) |
| Temperature | warm |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.51:1 |
| White text | 13.83:1 |
Values
| HEX | #51153A |
| RGB | rgb(81, 21, 58) |
| HSL | hsl(323, 59%, 20%) |
| OKLCH | oklch(30.9% 0.099 346.5) |
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 #51153A | 13.83:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #51153A | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #51153A text on white | 13.83:1 | AAA | Lc 99.8 | Preferred for body text |
| #51153A text on black | 1.51:1 | 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
#FEF1F8
oklch(97% 0.017 343.6)
-
Step 100
100
#FCE1EE
oklch(93.5% 0.034 347.1)
-
Step 200
200
#FAC8E2
oklch(88.4% 0.066 345.9)
-
Step 300
300
#F8A1D0
oklch(80.9% 0.118 346.5)
-
Step 400
400
#F068B8
oklch(70.8% 0.188 346.6)
-
Step 500
500
#E62DA6
oklch(63.1% 0.241 346.5)
-
Step 600
600
#C9008E
oklch(55.5% 0.235 346.5)
-
Step 700
700
#AA0078
oklch(49% 0.207 346.3)
-
Step 800
800
#8D0062
oklch(42.7% 0.18 346.7)
-
Step 900
900
#760352
oklch(37.7% 0.157 346.5)
-
Step 950
950 (this color)
#51153A
oklch(30.9% 0.099 346.5)
#51153A 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) | #1C263B | 0.110 |
| Deuteranopia (no green cones) | #2E3039 | 0.095 |
| Tritanopia (no blue cones) | #571425 | 0.040 |
| Achromatopsia (no color) | #2D2D2D | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51153A
#51153A
oklch(30.9% 0.099 346.5)
- #003A29
#003A29
oklch(30.9% 0.064 166.7)
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 #51153A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.046
- Grape Purple #5D1451 ΔE 0.048
- Eggplant Purple #430541 ΔE 0.051
- Plum Purple #4E0550 ΔE 0.052
- Burgundy #610023 ΔE 0.053
- Aubergine #3D0734 ΔE 0.058
- Dark Plum #3F012C ΔE 0.063
- Eggplant #380835 ΔE 0.069
Use #51153A 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.