#501B2B
Closest named color: Burgundy (#610023). oklch(30.9% 0.081 4.4), rgb(80, 27, 43).
Aa
White text reads best on this color (13.70:1).
About this color
#501B2B is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.081 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.046 away. White text reads best on it, at 13.70:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.53:1 |
| White text | 13.70:1 |
Values
| HEX | #501B2B |
| RGB | rgb(80, 27, 43) |
| HSL | hsl(342, 50%, 21%) |
| OKLCH | oklch(30.9% 0.081 4.4) |
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 #501B2B | 13.70:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #501B2B | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #501B2B text on white | 13.70:1 | AAA | Lc 99.8 | Preferred for body text |
| #501B2B text on black | 1.53:1 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FBE3E7
oklch(93.6% 0.027 6.2)
-
Step 200
200
#F9CBD5
oklch(88.5% 0.053 3.6)
-
Step 300
300
#F6A7B9
oklch(81% 0.096 4.5)
-
Step 400
400
#ED7395
oklch(70.7% 0.154 4.2)
-
Step 500
500
#E3467B
oklch(63% 0.196 4.2)
-
Step 600
600
#CF1764
oklch(55.7% 0.214 4.4)
-
Step 700
700
#B20053
oklch(49.1% 0.198 4.4)
-
Step 800
800
#910C44
oklch(42.8% 0.165 4.4)
-
Step 900
900
#741839
oklch(37.7% 0.128 4.4)
-
Step 950
950 (this color)
#501B2B
oklch(30.9% 0.081 4.4)
#501B2B 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) | #25272B | 0.091 |
| Deuteranopia (no green cones) | #33312A | 0.082 |
| Tritanopia (no blue cones) | #571521 | 0.022 |
| Achromatopsia (no color) | #2D2D2D | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #501B2B
#501B2B
oklch(30.9% 0.081 4.4)
- #003933
#003933
oklch(30.9% 0.055 183.5)
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 #501B2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.046
- Claret #680018 ΔE 0.059
- Mahogany #4A0100 ΔE 0.069
- Chocolate Brown #411900 ΔE 0.071
- Aubergine #3D0734 ΔE 0.073
- Dark Plum #3F012C ΔE 0.073
- Grape Purple #5D1451 ΔE 0.075
- Deep Violet #490648 ΔE 0.077
Use #501B2B 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.