#84181F
Closest named color: Dark Red (#8B0000). oklch(40.1% 0.142 23.6), rgb(132, 24, 31).
Aa
White text reads best on this color (9.85:1).
About this color
#84181F is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.142 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Red (#8B0000), ΔE 0.027 away. White text reads best on it, at 9.85:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Dark Red (#8B0000) |
| Black text | 2.13:1 |
| White text | 9.85:1 |
Values
| HEX | #84181F |
| RGB | rgb(132, 24, 31) |
| HSL | hsl(356, 69%, 31%) |
| OKLCH | oklch(40.1% 0.142 23.6) |
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 #84181F | 9.85:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #84181F | 2.13:1 | Fails | Lc 12.5 | Not readable |
| #84181F text on white | 9.85:1 | AAA | Lc 91.4 | Preferred for body text |
| #84181F text on black | 2.13:1 | Fails | Lc -10.9 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FEE2E0
oklch(93.5% 0.031 22.6)
-
Step 200
200
#FECBC7
oklch(88.6% 0.058 23.5)
-
Step 300
300
#FEA59F
oklch(80.9% 0.107 23.9)
-
Step 400
400
#F96E6B
oklch(70.7% 0.171 23.7)
-
Step 500
500
#F13A44
oklch(63.2% 0.218 23.5)
-
Step 600
600
#D8002A
oklch(55.6% 0.225 23.5)
-
Step 700
700
#B70022
oklch(49.2% 0.199 23.5)
-
Step 800
800
#97001A
oklch(42.7% 0.172 23.6)
-
Step 900
900 (this color)
#84181F
oklch(40.1% 0.142 23.6)
-
Step 950
950
#490D0F
oklch(27% 0.09 24)
#84181F 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) | #3A341E | 0.155 |
| Deuteranopia (no green cones) | #544C1B | 0.143 |
| Tritanopia (no blue cones) | #92001C | 0.030 |
| Achromatopsia (no color) | #434343 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #84181F
#84181F
oklch(40.1% 0.142 23.6)
- #005259
#005259
oklch(40% 0.068 204.8)
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 #84181F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Red #8B0000 ΔE 0.027
- Brick Red #8F1402 ΔE 0.031
- Maroon #800000 ΔE 0.031
- Wine Red #7B0323 ΔE 0.035
- Red Wine #8C0034 ΔE 0.041
- Bordeaux #7B002C ΔE 0.044
- Blood Red #980002 ΔE 0.044
- Red Brown #8B2E16 ΔE 0.046
Use #84181F 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.