#9990FF
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.9% 0.159 285.3), rgb(153, 144, 255).
Aa
Black text reads best on this color (7.78:1).
About this color
#9990FF is a medium-light, vivid purple. In OKLCH its lightness is 71%, its chroma 0.159 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.027 away. Black text reads best on it, at 7.78:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.78:1 |
| White text | 2.69:1 |
Values
| HEX | #9990FF |
| RGB | rgb(153, 144, 255) |
| HSL | hsl(245, 100%, 78%) |
| OKLCH | oklch(70.9% 0.159 285.3) |
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 #9990FF | 2.69:1 | Fails | Lc -57.4 | Large or bold text, headings |
| Black text on #9990FF | 7.78:1 | AAA | Lc 51.8 | Large or bold text, headings |
| #9990FF text on white | 2.69:1 | Fails | Lc 52.2 | Large or bold text, headings |
| #9990FF text on black | 7.78:1 | AAA | Lc -49.7 | 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
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E7E8FD
oklch(93.7% 0.028 283.7)
-
Step 200
200
#D5D5FD
oklch(88.6% 0.055 285.2)
-
Step 300
300
#BAB8FE
oklch(80.9% 0.098 285.3)
-
Step 400
400 (this color)
#9990FF
oklch(70.9% 0.159 285.3)
-
Step 500
500
#826FFC
oklch(63.1% 0.202 285.2)
-
Step 600
600
#6E51EB
oklch(55.5% 0.22 285.3)
-
Step 700
700
#5D40CD
oklch(49.1% 0.205 285.5)
-
Step 800
800
#4B36A6
oklch(42.7% 0.171 285.2)
-
Step 900
900
#3E3183
oklch(37.7% 0.132 285.4)
-
Step 950
950
#241E4D
oklch(27.1% 0.084 285.2)
#9990FF 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) | #68A1FF | 0.068 |
| Deuteranopia (no green cones) | #659AFC | 0.066 |
| Tritanopia (no blue cones) | #7BA6BB | 0.136 |
| Achromatopsia (no color) | #9D9D9D | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9990FF
#9990FF
oklch(70.9% 0.159 285.3)
- #AFA500
#AFA500
oklch(70.8% 0.15 105.3)
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 #9990FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.027
- Lavender Blue #8B88F8 ΔE 0.031
- Perrywinkle #8F8CE7 ΔE 0.039
- Periwinkle #8E82FE ΔE 0.039
- Liliac #C48EFD ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.073
- Light Purple #BF77F6 ΔE 0.077
- Pale Purple #B790D4 ΔE 0.077
Use #9990FF 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.