#991B58
Closest named color: Dark Fuchsia (#9D0759). oklch(45.8% 0.167 357.4), rgb(153, 27, 88).
Aa
White text reads best on this color (7.91:1).
About this color
#991B58 is a medium-dark, vivid red. In OKLCH its lightness is 46%, its chroma 0.167 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Fuchsia (#9D0759), ΔE 0.016 away. White text reads best on it, at 7.91:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.167) |
| Temperature | warm |
| Nearest name | Dark Fuchsia (#9D0759) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #991B58 |
| RGB | rgb(153, 27, 88) |
| HSL | hsl(331, 70%, 35%) |
| OKLCH | oklch(45.8% 0.167 357.4) |
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 #991B58 | 7.91:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #991B58 | 2.65:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #991B58 text on white | 7.91:1 | AAA | Lc 86.0 | Fine for body text |
| #991B58 text on black | 2.65:1 | Fails | Lc -16.1 | Dividers and decoration only |
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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FBE3EA
oklch(93.7% 0.028 358)
-
Step 200
200
#F8CBD9
oklch(88.5% 0.054 357.7)
-
Step 300
300
#F4A6C1
oklch(80.8% 0.098 357.1)
-
Step 400
400
#EB73A1
oklch(70.8% 0.155 357.6)
-
Step 500
500
#E1468A
oklch(63.2% 0.199 357.6)
-
Step 600
600
#CC1674
oklch(55.6% 0.217 357.5)
-
Step 700
700
#AF0061
oklch(49% 0.2 357.5)
-
Step 800
800 (this color)
#991B58
oklch(45.8% 0.167 357.4)
-
Step 900
900
#731842
oklch(37.8% 0.13 357.5)
-
Step 950
950
#441027
oklch(27% 0.083 357.1)
#991B58 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) | #384259 | 0.189 |
| Deuteranopia (no green cones) | #5B5A55 | 0.169 |
| Tritanopia (no blue cones) | #A60037 | 0.055 |
| Achromatopsia (no color) | #515151 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991B58
#991B58
oklch(45.8% 0.167 357.4)
- #006657
#006657
oklch(45.7% 0.084 178)
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 #991B58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Fuchsia #9D0759 ΔE 0.016
- Berry #990F4B ΔE 0.021
- Deep Magenta #A0025C ΔE 0.022
- Mulberry #920A4E ΔE 0.026
- Violet Red #A50055 ΔE 0.026
- Purple Red #990147 ΔE 0.028
- Red Violet #9E0168 ΔE 0.035
- Cranberry #9E003A ΔE 0.045
Use #991B58 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.