#410503
Closest named color: Deep Brown (#410200). oklch(24.2% 0.09 29.1), rgb(65, 5, 3).
Aa
White text reads best on this color (16.82:1).
About this color
#410503 is a very dark, moderately saturated red. In OKLCH its lightness is 24%, its chroma 0.090 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.006 away. White text reads best on it, at 16.82:1.
| Hue family | Reds |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.24:1 |
| White text | 16.82:1 |
Values
| HEX | #410503 |
| RGB | rgb(65, 5, 3) |
| HSL | hsl(2, 91%, 13%) |
| OKLCH | oklch(24.2% 0.09 29.1) |
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 #410503 | 16.82:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #410503 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #410503 text on white | 16.82:1 | AAA | Lc 102.8 | Preferred for body text |
| #410503 text on black | 1.24:1 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FEE3DE
oklch(93.6% 0.031 30.2)
-
Step 200
200
#FECBC3
oklch(88.5% 0.059 28.6)
-
Step 300
300
#FEA699
oklch(80.9% 0.107 28.8)
-
Step 400
400
#F9705F
oklch(70.7% 0.171 29.2)
-
Step 500
500
#F13C2F
oklch(63.1% 0.219 29)
-
Step 600
600
#D90001
oklch(55.6% 0.228 29.2)
-
Step 700
700
#B80001
oklch(49.1% 0.202 29.1)
-
Step 800
800
#980001
oklch(42.7% 0.175 29.1)
-
Step 900
900
#7C0F0A
oklch(37.7% 0.143 29)
-
Step 950
950 (this color)
#410503
oklch(24.2% 0.09 29.1)
#410503 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) | #191502 | 0.097 |
| Deuteranopia (no green cones) | #272201 | 0.089 |
| Tritanopia (no blue cones) | #490005 | 0.020 |
| Achromatopsia (no color) | #1D1D1D | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #410503
#410503
oklch(24.2% 0.09 29.1)
- #00252A
#00252A
oklch(24.2% 0.042 208.1)
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 #410503, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.006
- Mahogany #4A0100 ΔE 0.021
- Dark Maroon #3C0008 ΔE 0.022
- Chocolate Brown #411900 ΔE 0.043
- Dark Brown #341C02 ΔE 0.057
- Dark Plum #3F012C ΔE 0.074
- Aubergine #3D0734 ΔE 0.086
- Burgundy #610023 ΔE 0.089
Use #410503 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.