#840A15
Closest named color: Maroon (#800000). oklch(39.1% 0.152 25), rgb(132, 10, 21).
Aa
White text reads best on this color (10.31:1).
About this color
#840A15 is a dark, vivid red. In OKLCH its lightness is 39%, its chroma 0.152 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Maroon (#800000), ΔE 0.019 away. White text reads best on it, at 10.31:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Maroon (#800000) |
| Black text | 2.03:1 |
| White text | 10.31:1 |
Values
| HEX | #840A15 |
| RGB | rgb(132, 10, 21) |
| HSL | hsl(355, 86%, 28%) |
| OKLCH | oklch(39.1% 0.152 25) |
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 #840A15 | 10.31:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #840A15 | 2.03:1 | Fails | Lc 11.9 | Not readable |
| #840A15 text on white | 10.31:1 | AAA | Lc 92.0 | Preferred for body text |
| #840A15 text on black | 2.03:1 | Fails | Lc -10.4 | 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
#FFE2DF
oklch(93.6% 0.032 24.8)
-
Step 200
200
#FFCAC5
oklch(88.4% 0.061 24.6)
-
Step 300
300
#FFA59D
oklch(80.9% 0.108 25.3)
-
Step 400
400
#FE6A64
oklch(70.8% 0.182 25.2)
-
Step 500
500
#F72D38
oklch(63.2% 0.233 25)
-
Step 600
600
#D80023
oklch(55.6% 0.225 25)
-
Step 700
700
#B7001C
oklch(49.1% 0.199 25)
-
Step 800
800
#970015
oklch(42.6% 0.173 25)
-
Step 900
900 (this color)
#840A15
oklch(39.1% 0.152 25)
-
Step 950
950
#4B090B
oklch(27% 0.096 25.3)
#840A15 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) | #363014 | 0.167 |
| Deuteranopia (no green cones) | #53490F | 0.150 |
| Tritanopia (no blue cones) | #920011 | 0.030 |
| Achromatopsia (no color) | #404040 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #840A15
#840A15
oklch(39.1% 0.152 25)
- #004F56
#004F56
oklch(39% 0.067 205.1)
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 #840A15, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Maroon #800000 ΔE 0.019
- Dark Red #8B0000 ΔE 0.019
- Wine Red #7B0323 ΔE 0.030
- Brick Red #8F1402 ΔE 0.032
- Blood #770001 ΔE 0.036
- Bordeaux #7B002C ΔE 0.041
- Blood Red #980002 ΔE 0.044
- Red Wine #8C0034 ΔE 0.044
Use #840A15 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.