#9999F4
Closest named color: Periwinkle Blue (#8F99FB). oklch(72% 0.131 282.6), rgb(153, 153, 244).
Aa
Black text reads best on this color (8.21:1).
About this color
#9999F4 is a medium-light, moderately saturated purple. In OKLCH its lightness is 72%, its chroma 0.131 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.017 away. Black text reads best on it, at 8.21:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.21:1 |
| White text | 2.55:1 |
Values
| HEX | #9999F4 |
| RGB | rgb(153, 153, 244) |
| HSL | hsl(240, 81%, 78%) |
| OKLCH | oklch(72% 0.131 282.6) |
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 #9999F4 | 2.55:1 | Fails | Lc -55.1 | Large or bold text, headings |
| Black text on #9999F4 | 8.21:1 | AAA | Lc 54.1 | Large or bold text, headings |
| #9999F4 text on white | 2.55:1 | Fails | Lc 50.0 | Large or bold text, headings |
| #9999F4 text on black | 8.21:1 | AAA | Lc -52.0 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D4D6F7
oklch(88.5% 0.045 282.7)
-
Step 300
300
#B8BBF5
oklch(81% 0.082 282.1)
-
Step 400
400 (this color)
#9999F4
oklch(72% 0.131 282.6)
-
Step 500
500
#7D78EA
oklch(63.1% 0.167 282.5)
-
Step 600
600
#685DD8
oklch(55.5% 0.182 282.8)
-
Step 700
700
#574CBC
oklch(49.1% 0.17 282.6)
-
Step 800
800
#473F98
oklch(42.7% 0.141 282.7)
-
Step 900
900
#3B3779
oklch(37.8% 0.109 282.6)
-
Step 950
950
#222147
oklch(27.1% 0.069 282)
#9999F4 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) | #7BA5F8 | 0.045 |
| Deuteranopia (no green cones) | #779FF2 | 0.044 |
| Tritanopia (no blue cones) | #7FABBB | 0.115 |
| Achromatopsia (no color) | #A2A2A2 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9999F4
#9999F4
oklch(72% 0.131 282.6)
- #B4A736
#B4A736
oklch(71.9% 0.131 102.7)
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 #9999F4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.017
- Perrywinkle #8F8CE7 ΔE 0.039
- Lavender Blue #8B88F8 ΔE 0.051
- Pale Purple #B790D4 ΔE 0.062
- Periwinkle #8E82FE ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.069
- Liliac #C48EFD ΔE 0.069
- Baby Purple #CA9BF7 ΔE 0.073
Use #9999F4 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.