#451B31
Closest named color: Aubergine (#3D0734). oklch(29.2% 0.071 349.8), rgb(69, 27, 49).
Aa
White text reads best on this color (14.44:1).
About this color
#451B31 is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.071 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.052 away. White text reads best on it, at 14.44:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.45:1 |
| White text | 14.44:1 |
Values
| HEX | #451B31 |
| RGB | rgb(69, 27, 49) |
| HSL | hsl(329, 44%, 19%) |
| OKLCH | oklch(29.2% 0.071 349.8) |
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 #451B31 | 14.44:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #451B31 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #451B31 text on white | 14.44:1 | AAA | Lc 100.9 | Preferred for body text |
| #451B31 text on black | 1.45:1 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F7E4EC
oklch(93.6% 0.023 350.1)
-
Step 200
200
#F2CDDE
oklch(88.5% 0.047 348.7)
-
Step 300
300
#EBABC8
oklch(80.9% 0.083 350.3)
-
Step 400
400
#DE7BAD
oklch(70.7% 0.135 349.5)
-
Step 500
500
#D25598
oklch(63.1% 0.173 349.9)
-
Step 600
600
#BD3583
oklch(55.6% 0.187 349.7)
-
Step 700
700
#A2266F
oklch(49% 0.174 349.5)
-
Step 800
800
#84225A
oklch(42.7% 0.144 349.9)
-
Step 900
900
#6A224A
oklch(37.6% 0.112 349.5)
-
Step 950
950 (this color)
#451B31
oklch(29.2% 0.071 349.8)
#451B31 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) | #202532 | 0.077 |
| Deuteranopia (no green cones) | #2B2C30 | 0.070 |
| Tritanopia (no blue cones) | #4A1A23 | 0.027 |
| Achromatopsia (no color) | #2A2A2A | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451B31
#451B31
oklch(29.2% 0.071 349.8)
- #003527
#003527
oklch(29.2% 0.058 169.3)
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 #451B31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.052
- Dark Plum #3F012C ΔE 0.057
- Eggplant Purple #430541 ΔE 0.058
- Eggplant #380835 ΔE 0.059
- Deep Violet #490648 ΔE 0.062
- Burgundy #610023 ΔE 0.068
- Space Cadet #2B2D42 ΔE 0.069
- Dark Purple #35063E ΔE 0.073
Use #451B31 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.