#43030C
Closest named color: Deep Brown (#410200). oklch(24.6% 0.094 20.4), rgb(67, 3, 12).
Aa
White text reads best on this color (16.70:1).
About this color
#43030C is a very dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.094 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.018 away. White text reads best on it, at 16.70:1.
| Hue family | Reds |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.094) |
| Temperature | warm |
| Nearest name | Deep Brown (#410200) |
| Black text | 1.25:1 |
| White text | 16.70:1 |
Values
| HEX | #43030C |
| RGB | rgb(67, 3, 12) |
| HSL | hsl(352, 91%, 14%) |
| OKLCH | oklch(24.6% 0.094 20.4) |
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 #43030C | 16.70:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #43030C | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #43030C text on white | 16.70:1 | AAA | Lc 102.6 | Preferred for body text |
| #43030C text on black | 1.25:1 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FFE2E1
oklch(93.6% 0.032 20.1)
-
Step 200
200
#FFCAC8
oklch(88.5% 0.061 20.9)
-
Step 300
300
#FFA4A3
oklch(80.9% 0.108 20.4)
-
Step 400
400
#FB6B70
oklch(70.7% 0.176 20.7)
-
Step 500
500
#F4314B
oklch(63.1% 0.227 20.4)
-
Step 600
600
#D70036
oklch(55.6% 0.223 20.4)
-
Step 700
700
#B6002C
oklch(49.1% 0.197 20.5)
-
Step 800
800
#970023
oklch(42.8% 0.172 20.4)
-
Step 900
900
#7E051D
oklch(37.8% 0.148 20.5)
-
Step 950
950 (this color)
#43030C
oklch(24.6% 0.094 20.4)
#43030C 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) | #17150C | 0.104 |
| Deuteranopia (no green cones) | #27230A | 0.096 |
| Tritanopia (no blue cones) | #4B0007 | 0.020 |
| Achromatopsia (no color) | #1E1E1E | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43030C
#43030C
oklch(24.6% 0.094 20.4)
- #002629
#002629
oklch(24.5% 0.042 202.7)
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 #43030C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Brown #410200 ΔE 0.018
- Dark Maroon #3C0008 ΔE 0.021
- Mahogany #4A0100 ΔE 0.023
- Chocolate Brown #411900 ΔE 0.052
- Dark Plum #3F012C ΔE 0.061
- Dark Brown #341C02 ΔE 0.067
- Aubergine #3D0734 ΔE 0.073
- Burgundy #610023 ΔE 0.079
Use #43030C 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.