#93181C
Closest named color: Blood Red (#980002). oklch(43% 0.157 25.7), rgb(147, 24, 28).
Aa
White text reads best on this color (8.79:1).
About this color
#93181C is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.157 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Blood Red (#980002), ΔE 0.020 away. White text reads best on it, at 8.79:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Blood Red (#980002) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #93181C |
| RGB | rgb(147, 24, 28) |
| HSL | hsl(358, 72%, 34%) |
| OKLCH | oklch(43% 0.157 25.7) |
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 #93181C | 8.79:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #93181C | 2.38:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #93181C text on white | 8.79:1 | AAA | Lc 88.5 | Fine for body text |
| #93181C text on black | 2.38:1 | Fails | Lc -13.7 | 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 800.
-
Step 50
50
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FBE4E1
oklch(93.7% 0.026 26.5)
-
Step 200
200
#F9CDC8
oklch(88.5% 0.05 25.7)
-
Step 300
300
#F7AAA2
oklch(81% 0.092 25.9)
-
Step 400
400
#EE7870
oklch(70.7% 0.147 25.5)
-
Step 500
500
#E54E49
oklch(63.1% 0.188 25.9)
-
Step 600
600
#D0252B
oklch(55.5% 0.205 25.8)
-
Step 700
700
#B4131E
oklch(49.1% 0.19 25.8)
-
Step 800
800 (this color)
#93181C
oklch(43% 0.157 25.7)
-
Step 900
900
#751D1C
oklch(37.7% 0.122 25.8)
-
Step 950
950
#451311
oklch(27% 0.077 26)
#93181C 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) | #403A1B | 0.172 |
| Deuteranopia (no green cones) | #5E5416 | 0.157 |
| Tritanopia (no blue cones) | #A2001B | 0.031 |
| Achromatopsia (no color) | #4A4A4A | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #93181C
#93181C
oklch(43% 0.157 25.7)
- #005B63
#005B63
oklch(43% 0.073 205.2)
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 #93181C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blood Red #980002 ΔE 0.020
- Brick Red #8F1402 ΔE 0.020
- Deep Red #9A0200 ΔE 0.022
- Carmine #9D0216 ΔE 0.022
- Auburn #9B2226 ΔE 0.025
- Dark Red #8B0000 ΔE 0.032
- Brown Red #922B05 ΔE 0.036
- Red Brown #8B2E16 ΔE 0.036
Use #93181C 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.