#997CF9
Closest named color: Periwinkle (#8E82FE). oklch(67% 0.179 291.5), rgb(153, 124, 249).
Aa
Black text reads best on this color (6.60:1).
About this color
#997CF9 is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.179 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.021 away. Black text reads best on it, at 6.60:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.60:1 |
| White text | 3.17:1 |
Values
| HEX | #997CF9 |
| RGB | rgb(153, 124, 249) |
| HSL | hsl(254, 91%, 73%) |
| OKLCH | oklch(67% 0.179 291.5) |
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 #997CF9 | 3.17:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #997CF9 | 6.60:1 | AA | Lc 45.3 | Large or bold text, headings |
| #997CF9 text on white | 3.17:1 | AA large text | Lc 58.7 | Large or bold text, headings |
| #997CF9 text on black | 6.60:1 | AA | Lc -43.0 | Non-text elements, placeholder text |
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 400.
-
Step 50
50
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#EAE7FF
oklch(93.7% 0.032 291.5)
-
Step 200
200
#D9D3FF
oklch(88.6% 0.06 291.4)
-
Step 300
300
#C1B5FF
oklch(81% 0.104 291.3)
-
Step 400
400 (this color)
#997CF9
oklch(67% 0.179 291.5)
-
Step 500
500
#9066FF
oklch(63.1% 0.217 291.6)
-
Step 600
600
#7D40F5
oklch(55.6% 0.249 291.5)
-
Step 700
700
#6A2FD5
oklch(49% 0.231 291.5)
-
Step 800
800
#562AAC
oklch(42.7% 0.191 291.6)
-
Step 900
900
#462988
oklch(37.6% 0.149 291.6)
-
Step 950
950
#291A50
oklch(27.1% 0.094 291.6)
#997CF9 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) | #4992FD | 0.102 |
| Deuteranopia (no green cones) | #4D8EF6 | 0.098 |
| Tritanopia (no blue cones) | #8095AF | 0.146 |
| Achromatopsia (no color) | #909090 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #997CF9
#997CF9
oklch(67% 0.179 291.5)
- #999D00
#999D00
oklch(67% 0.148 111.6)
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 #997CF9, closest first.
No curated palette has a color within ΔE 0.04 of #997CF9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.021
- Lavender Blue #8B88F8 ΔE 0.033
- Light Urple #B36FF6 ΔE 0.048
- Medium Purple #9370DB ΔE 0.051
- Perrywinkle #8F8CE7 ΔE 0.052
- Light Purple #BF77F6 ΔE 0.062
- Easter Purple #C071FE ΔE 0.066
- Cornflower #6A79F7 ΔE 0.069
Use #997CF9 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.