#910538
Closest named color: Red Wine (#8C0034). oklch(42.2% 0.166 10.2), rgb(145, 5, 56).
Aa
White text reads best on this color (9.19:1).
About this color
#910538 is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.166 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Red Wine (#8C0034), ΔE 0.013 away. White text reads best on it, at 9.19:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Red Wine (#8C0034) |
| Black text | 2.28:1 |
| White text | 9.19:1 |
Values
| HEX | #910538 |
| RGB | rgb(145, 5, 56) |
| HSL | hsl(338, 93%, 29%) |
| OKLCH | oklch(42.2% 0.166 10.2) |
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 #910538 | 9.19:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #910538 | 2.28:1 | Fails | Lc 14.9 | Not readable |
| #910538 text on white | 9.19:1 | AAA | Lc 89.1 | Fine for body text |
| #910538 text on black | 2.28:1 | Fails | Lc -13.1 | 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
#FEF2F3
oklch(97.1% 0.013 11.5)
-
Step 100
100
#FCE3E5
oklch(93.7% 0.028 12.1)
-
Step 200
200
#FACBD1
oklch(88.4% 0.054 9.6)
-
Step 300
300
#F8A7B2
oklch(81% 0.096 10.5)
-
Step 400
400
#F0738A
oklch(70.8% 0.155 10.4)
-
Step 500
500
#E6456D
oklch(63.1% 0.198 10.3)
-
Step 600
600
#D11355
oklch(55.5% 0.214 10.3)
-
Step 700
700
#B40046
oklch(49.2% 0.197 10.4)
-
Step 800
800 (this color)
#910538
oklch(42.2% 0.166 10.2)
-
Step 900
900
#761731
oklch(37.7% 0.129 10.5)
-
Step 950
950
#46101D
oklch(27.1% 0.082 10.3)
#910538 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) | #363639 | 0.187 |
| Deuteranopia (no green cones) | #575135 | 0.170 |
| Tritanopia (no blue cones) | #9F0020 | 0.044 |
| Achromatopsia (no color) | #484848 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #910538
#910538
oklch(42.2% 0.166 10.2)
- #005A56
#005A56
oklch(42.2% 0.073 189.5)
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 #910538, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Wine #8C0034 ΔE 0.013
- Cranberry #9E003A ΔE 0.028
- Purple Red #990147 ΔE 0.028
- Berry #990F4B ΔE 0.033
- Mulberry #920A4E ΔE 0.034
- Wine #80013F ΔE 0.043
- Red Purple #820747 ΔE 0.043
- Carmine #9D0216 ΔE 0.050
Use #910538 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.