#721D11
Closest named color: Reddy Brown (#6E1005). oklch(37% 0.121 31.2), rgb(114, 29, 17).
Aa
White text reads best on this color (11.05:1).
About this color
#721D11 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.121 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.023 away. White text reads best on it, at 11.05:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.121) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.89:1 |
| White text | 11.05:1 |
Values
| HEX | #721D11 |
| RGB | rgb(114, 29, 17) |
| HSL | hsl(7, 74%, 26%) |
| OKLCH | oklch(37% 0.121 31.2) |
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 #721D11 | 11.05:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #721D11 | 1.89:1 | Fails | Lc 9.4 | Not readable |
| #721D11 text on white | 11.05:1 | AAA | Lc 94.5 | Preferred for body text |
| #721D11 text on black | 1.89:1 | Fails | Lc -8.1 | 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 900.
-
Step 50
50
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FBE4DF
oklch(93.6% 0.026 32.2)
-
Step 200
200
#F9CEC5
oklch(88.6% 0.05 31.8)
-
Step 300
300
#F5AB9D
oklch(80.8% 0.09 31)
-
Step 400
400
#ED7B67
oklch(70.8% 0.145 31.3)
-
Step 500
500
#E3523C
oklch(63.1% 0.184 31.3)
-
Step 600
600
#CF2C15
oklch(55.6% 0.201 31.2)
-
Step 700
700
#B21B04
oklch(49% 0.187 31.2)
-
Step 800
800
#911B0B
oklch(42.7% 0.155 31.1)
-
Step 900
900 (this color)
#721D11
oklch(37% 0.121 31.2)
-
Step 950
950
#45140D
oklch(27.1% 0.077 30.8)
#721D11 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) | #36300F | 0.128 |
| Deuteranopia (no green cones) | #4B430D | 0.117 |
| Tritanopia (no blue cones) | #7E001B | 0.039 |
| Achromatopsia (no color) | #3C3C3C | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #721D11
#721D11
oklch(37% 0.121 31.2)
- #004853
#004853
oklch(36.9% 0.064 212)
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 #721D11, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.023
- Chestnut #742802 ΔE 0.028
- Blood #770001 ΔE 0.029
- Maroon #800000 ΔE 0.035
- Wine Red #7B0323 ΔE 0.042
- Claret #680018 ΔE 0.051
- Dark Red #8B0000 ΔE 0.053
- Bordeaux #7B002C ΔE 0.054
Use #721D11 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.