#999AFD
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.7% 0.142 281.8), rgb(153, 154, 253).
Aa
Black text reads best on this color (8.39:1).
About this color
#999AFD is a medium-light, vivid purple. In OKLCH its lightness is 73%, its chroma 0.142 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.014 away. Black text reads best on it, at 8.39:1.
| Hue family | Purples |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.39:1 |
| White text | 2.50:1 |
Values
| HEX | #999AFD |
| RGB | rgb(153, 154, 253) |
| HSL | hsl(239, 96%, 80%) |
| OKLCH | oklch(72.7% 0.142 281.8) |
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 #999AFD | 2.50:1 | Fails | Lc -54.1 | Large or bold text, headings |
| Black text on #999AFD | 8.39:1 | AAA | Lc 55.0 | Large or bold text, headings |
| #999AFD text on white | 2.50:1 | Fails | Lc 49.0 | Large or bold text, headings |
| #999AFD text on black | 8.39:1 | AAA | Lc -53.0 | Large or bold text, headings |
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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D3D6FA
oklch(88.5% 0.05 281.6)
-
Step 300
300
#B7BAF9
oklch(80.9% 0.089 282.1)
-
Step 400
400 (this color)
#999AFD
oklch(72.7% 0.142 281.8)
-
Step 500
500
#7B76F2
oklch(63.1% 0.18 281.7)
-
Step 600
600
#665AE1
oklch(55.5% 0.198 281.8)
-
Step 700
700
#5549C4
oklch(49.1% 0.184 281.6)
-
Step 800
800
#463D9E
oklch(42.7% 0.152 282)
-
Step 900
900
#3A357E
oklch(37.7% 0.12 282.1)
-
Step 950
950
#21204A
oklch(27% 0.076 281.1)
#999AFD 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) | #78A7FF | 0.048 |
| Deuteranopia (no green cones) | #73A0FB | 0.048 |
| Tritanopia (no blue cones) | #7BAEBF | 0.125 |
| Achromatopsia (no color) | #A4A4A4 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #999AFD
#999AFD
oklch(72.7% 0.142 281.8)
- #B9A925
#B9A925
oklch(72.7% 0.142 102)
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 #999AFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.014
- Perrywinkle #8F8CE7 ΔE 0.047
- Lavender Blue #8B88F8 ΔE 0.051
- Periwinkle #8E82FE ΔE 0.064
- Liliac #C48EFD ΔE 0.067
- Pale Purple #B790D4 ΔE 0.071
- Cornflower Blue #6495ED ΔE 0.072
- Baby Purple #CA9BF7 ΔE 0.073
Use #999AFD 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.