#501403
Closest named color: Chocolate Brown (#411900). oklch(29.1% 0.093 36.4), rgb(80, 20, 3).
Aa
White text reads best on this color (14.55:1).
About this color
#501403 is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.093 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.035 away. White text reads best on it, at 14.55:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.44:1 |
| White text | 14.55:1 |
Values
| HEX | #501403 |
| RGB | rgb(80, 20, 3) |
| HSL | hsl(13, 93%, 16%) |
| OKLCH | oklch(29.1% 0.093 36.4) |
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 #501403 | 14.55:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #501403 | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #501403 text on white | 14.55:1 | AAA | Lc 100.6 | Preferred for body text |
| #501403 text on black | 1.44:1 | 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
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FEE3DB
oklch(93.6% 0.032 37.1)
-
Step 200
200
#FFCCBD
oklch(88.6% 0.062 37)
-
Step 300
300
#FFA78E
oklch(80.9% 0.111 36.6)
-
Step 400
400
#FA714A
oklch(70.7% 0.177 36.7)
-
Step 500
500
#EE4500
oklch(63.1% 0.214 36.5)
-
Step 600
600
#C93900
oklch(55.6% 0.188 36.5)
-
Step 700
700
#AA2E00
oklch(49% 0.167 36.3)
-
Step 800
800
#8D2500
oklch(42.8% 0.145 36.5)
-
Step 900
900
#761D00
oklch(37.6% 0.128 36.3)
-
Step 950
950 (this color)
#501403
oklch(29.1% 0.093 36.4)
#501403 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) | #262001 | 0.096 |
| Deuteranopia (no green cones) | #352E01 | 0.086 |
| Tritanopia (no blue cones) | #590111 | 0.038 |
| Achromatopsia (no color) | #292929 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #501403
#501403
oklch(29.1% 0.093 36.4)
- #00323C
#00323C
oklch(29.2% 0.052 215.5)
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 #501403, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.035
- Mahogany #4A0100 ΔE 0.037
- Deep Brown #410200 ΔE 0.054
- Claret #680018 ΔE 0.063
- Dark Brown #341C02 ΔE 0.064
- Burgundy #610023 ΔE 0.064
- Reddy Brown #6E1005 ΔE 0.068
- Dark Maroon #3C0008 ΔE 0.071
Use #501403 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.