#997CFF
Closest named color: Periwinkle (#8E82FE). oklch(67.4% 0.187 290.7), rgb(153, 124, 255).
Aa
Black text reads best on this color (6.68:1).
About this color
#997CFF is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.187 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.020 away. Black text reads best on it, at 6.68:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.187) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.68:1 |
| White text | 3.14:1 |
Values
| HEX | #997CFF |
| RGB | rgb(153, 124, 255) |
| HSL | hsl(253, 100%, 74%) |
| OKLCH | oklch(67.4% 0.187 290.7) |
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 #997CFF | 3.14:1 | AA large text | Lc -63.6 | Content text, not long reading |
| Black text on #997CFF | 6.68:1 | AA | Lc 45.8 | Large or bold text, headings |
| #997CFF text on white | 3.14:1 | AA large text | Lc 58.2 | Large or bold text, headings |
| #997CFF text on black | 6.68:1 | AA | Lc -43.5 | 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
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D8D3FF
oklch(88.5% 0.06 290.3)
-
Step 300
300
#C0B5FF
oklch(80.9% 0.104 290.7)
-
Step 400
400 (this color)
#997CFF
oklch(67.4% 0.187 290.7)
-
Step 500
500
#8E67FF
oklch(63.1% 0.216 290.7)
-
Step 600
600
#7C3CFB
oklch(55.6% 0.259 290.6)
-
Step 700
700
#6A2ADB
oklch(49.1% 0.242 290.9)
-
Step 800
800
#5627B1
oklch(42.8% 0.2 290.9)
-
Step 900
900
#46288C
oklch(37.8% 0.156 290.8)
-
Step 950
950
#281952
oklch(27% 0.099 290.3)
#997CFF 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) | #4394FF | 0.107 |
| Deuteranopia (no green cones) | #478EFC | 0.102 |
| Tritanopia (no blue cones) | #7D97B2 | 0.153 |
| Achromatopsia (no color) | #919191 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #997CFF
#997CFF
oklch(67.4% 0.187 290.7)
- #9C9E00
#9C9E00
oklch(67.5% 0.148 110.7)
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 #997CFF, closest first.
No curated palette has a color within ΔE 0.04 of #997CFF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.020
- Lavender Blue #8B88F8 ΔE 0.036
- Light Urple #B36FF6 ΔE 0.049
- Perrywinkle #8F8CE7 ΔE 0.058
- Medium Purple #9370DB ΔE 0.058
- Light Purple #BF77F6 ΔE 0.063
- Easter Purple #C071FE ΔE 0.065
- Cornflower #6A79F7 ΔE 0.069
Use #997CFF 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.