#451731
Closest named color: Aubergine (#3D0734). oklch(28.6% 0.078 348.2), rgb(69, 23, 49).
Aa
White text reads best on this color (14.78:1).
About this color
#451731 is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.078 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.043 away. White text reads best on it, at 14.78:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.078) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.41:1 |
| White text | 14.78:1 |
Values
| HEX | #451731 |
| RGB | rgb(69, 23, 49) |
| HSL | hsl(326, 50%, 18%) |
| OKLCH | oklch(28.6% 0.078 348.2) |
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 #451731 | 14.78:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #451731 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #451731 text on white | 14.78:1 | AAA | Lc 101.2 | Preferred for body text |
| #451731 text on black | 1.41:1 | 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
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F9E3ED
oklch(93.6% 0.027 348.3)
-
Step 200
200
#F4CCDF
oklch(88.5% 0.051 347.9)
-
Step 300
300
#EEA8CB
oklch(80.8% 0.093 348)
-
Step 400
400
#E277B0
oklch(70.7% 0.148 348.4)
-
Step 500
500
#D74E9D
oklch(63.2% 0.189 348.3)
-
Step 600
600
#C22888
oklch(55.6% 0.207 348.1)
-
Step 700
700
#A71773
oklch(49.1% 0.192 348.2)
-
Step 800
800
#88195E
oklch(42.8% 0.159 348.2)
-
Step 900
900
#6D1D4D
oklch(37.6% 0.124 347.8)
-
Step 950
950 (this color)
#451731
oklch(28.6% 0.078 348.2)
#451731 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) | #1C2332 | 0.086 |
| Deuteranopia (no green cones) | #292B30 | 0.077 |
| Tritanopia (no blue cones) | #4A1621 | 0.031 |
| Achromatopsia (no color) | #282828 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451731
#451731
oklch(28.6% 0.078 348.2)
- #003325
#003325
oklch(28.5% 0.057 168.7)
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 #451731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.043
- Dark Plum #3F012C ΔE 0.047
- Eggplant Purple #430541 ΔE 0.050
- Eggplant #380835 ΔE 0.051
- Deep Violet #490648 ΔE 0.056
- Dark Purple #35063E ΔE 0.065
- Burgundy #610023 ΔE 0.067
- Plum Purple #4E0550 ΔE 0.068
Use #451731 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.