#991F66
Closest named color: Red Violet (#9E0168). oklch(46.6% 0.17 350.4), rgb(153, 31, 102).
Aa
White text reads best on this color (7.65:1).
About this color
#991F66 is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.170 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.023 away. White text reads best on it, at 7.65:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 2.74:1 |
| White text | 7.65:1 |
Values
| HEX | #991F66 |
| RGB | rgb(153, 31, 102) |
| HSL | hsl(325, 66%, 36%) |
| OKLCH | oklch(46.6% 0.17 350.4) |
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 #991F66 | 7.65:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #991F66 | 2.74:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #991F66 text on white | 7.65:1 | AAA | Lc 85.3 | Fine for body text |
| #991F66 text on black | 2.74:1 | Fails | Lc -16.8 | 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 700.
-
Step 50
50
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F7E4EC
oklch(93.6% 0.023 350.1)
-
Step 200
200
#F2CDDD
oklch(88.4% 0.046 350.2)
-
Step 300
300
#EAABC8
oklch(80.8% 0.082 349.9)
-
Step 400
400
#DD7CAB
oklch(70.6% 0.132 350.6)
-
Step 500
500
#D15797
oklch(63.1% 0.168 350.4)
-
Step 600
600
#BC3881
oklch(55.7% 0.182 350.6)
-
Step 700
700 (this color)
#991F66
oklch(46.6% 0.17 350.4)
-
Step 800
800
#832459
oklch(42.7% 0.14 350.4)
-
Step 900
900
#6A2349
oklch(37.7% 0.11 350.5)
-
Step 950
950
#3E162B
oklch(27% 0.069 350)
#991F66 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) | #354668 | 0.191 |
| Deuteranopia (no green cones) | #585B63 | 0.168 |
| Tritanopia (no blue cones) | #A51540 | 0.064 |
| Achromatopsia (no color) | #535353 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991F66
#991F66
oklch(46.6% 0.17 350.4)
- #006A52
#006A52
oklch(46.6% 0.092 170.2)
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 #991F66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Violet #9E0168 ΔE 0.023
- Dark Fuchsia #9D0759 ΔE 0.025
- Deep Magenta #A0025C ΔE 0.025
- Violet Red #A50055 ΔE 0.037
- Berry #990F4B ΔE 0.042
- Mulberry #920A4E ΔE 0.042
- Purple Red #990147 ΔE 0.049
- Raspberry #B00149 ΔE 0.065
Use #991F66 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.