#910540
Closest named color: Purple Red (#990147). oklch(42.4% 0.167 6), rgb(145, 5, 64).
Aa
White text reads best on this color (9.13:1).
About this color
#910540 is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.167 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Red (#990147), ΔE 0.020 away. White text reads best on it, at 9.13:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.167) |
| Temperature | warm |
| Nearest name | Purple Red (#990147) |
| Black text | 2.29:1 |
| White text | 9.13:1 |
Values
| HEX | #910540 |
| RGB | rgb(145, 5, 64) |
| HSL | hsl(335, 93%, 29%) |
| OKLCH | oklch(42.4% 0.167 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 #910540 | 9.13:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #910540 | 2.29:1 | Fails | Lc 15.1 | Dividers and decoration only |
| #910540 text on white | 9.13:1 | AAA | Lc 88.9 | Fine for body text |
| #910540 text on black | 2.29:1 | Fails | Lc -13.3 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FCE3E7
oklch(93.7% 0.028 6.7)
-
Step 200
200
#FACBD3
oklch(88.5% 0.054 6.8)
-
Step 300
300
#F7A6B7
oklch(80.9% 0.098 5.7)
-
Step 400
400
#EF7292
oklch(70.7% 0.156 5.8)
-
Step 500
500
#E54477
oklch(63.1% 0.199 5.9)
-
Step 600
600
#D01060
oklch(55.5% 0.217 5.8)
-
Step 700
700
#B2004F
oklch(49% 0.197 6.1)
-
Step 800
800 (this color)
#910540
oklch(42.4% 0.167 6)
-
Step 900
900
#751637
oklch(37.6% 0.13 5.7)
-
Step 950
950
#451020
oklch(27% 0.082 6.2)
#910540 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) | #343741 | 0.190 |
| Deuteranopia (no green cones) | #56513D | 0.170 |
| Tritanopia (no blue cones) | #9F0024 | 0.051 |
| Achromatopsia (no color) | #484848 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #910540
#910540
oklch(42.4% 0.167 6)
- #005B54
#005B54
oklch(42.4% 0.074 185.8)
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 #910540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Red #990147 ΔE 0.020
- Red Wine #8C0034 ΔE 0.021
- Mulberry #920A4E ΔE 0.022
- Berry #990F4B ΔE 0.025
- Cranberry #9E003A ΔE 0.030
- Red Purple #820747 ΔE 0.036
- Wine #80013F ΔE 0.039
- Dark Fuchsia #9D0759 ΔE 0.046
Use #910540 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.