#93001B
Closest named color: Blood Red (#980002). oklch(41.9% 0.169 22.9), rgb(147, 0, 27).
Aa
White text reads best on this color (9.30:1).
About this color
#93001B is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.169 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Blood Red (#980002), ΔE 0.021 away. White text reads best on it, at 9.30:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Blood Red (#980002) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #93001B |
| RGB | rgb(147, 0, 27) |
| HSL | hsl(349, 100%, 29%) |
| OKLCH | oklch(41.9% 0.169 22.9) |
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 #93001B | 9.30:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #93001B | 2.25:1 | Fails | Lc 15.0 | Not readable |
| #93001B text on white | 9.30:1 | AAA | Lc 89.0 | Fine for body text |
| #93001B text on black | 2.25:1 | Fails | Lc -13.2 | 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
#FDE3E1
oklch(93.6% 0.029 23)
-
Step 200
200
#FCCCC8
oklch(88.6% 0.055 23.8)
-
Step 300
300
#FAA7A3
oklch(80.8% 0.099 22.5)
-
Step 400
400
#F37371
oklch(70.6% 0.158 22.8)
-
Step 500
500
#EA454C
oklch(63.1% 0.201 22.9)
-
Step 600
600
#D60E2F
oklch(55.6% 0.22 22.8)
-
Step 700
700
#B70024
oklch(49.2% 0.198 23)
-
Step 800
800 (this color)
#93001B
oklch(41.9% 0.169 22.9)
-
Step 900
900
#78161E
oklch(37.6% 0.132 22.5)
-
Step 950
950
#471012
oklch(27% 0.084 22.8)
#93001B 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) | #3A341A | 0.188 |
| Deuteranopia (no green cones) | #5B5114 | 0.170 |
| Tritanopia (no blue cones) | #A3000F | 0.037 |
| Achromatopsia (no color) | #474747 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #93001B
#93001B
oklch(41.9% 0.169 22.9)
- #00585E
#00585E
oklch(41.9% 0.071 202.8)
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 #93001B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blood Red #980002 ΔE 0.021
- Carmine #9D0216 ΔE 0.023
- Deep Red #9A0200 ΔE 0.025
- Brick Red #8F1402 ΔE 0.026
- Dark Red #8B0000 ΔE 0.027
- Red Wine #8C0034 ΔE 0.037
- Auburn #9B2226 ΔE 0.038
- Cranberry #9E003A ΔE 0.045
Use #93001B 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.