#9099FB
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.7% 0.142 278.2), rgb(144, 153, 251).
Aa
Black text reads best on this color (8.13:1).
About this color
#9099FB is a medium-light, vivid blue. In OKLCH its lightness is 72%, its chroma 0.142 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.001 away. Black text reads best on it, at 8.13:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.13:1 |
| White text | 2.58:1 |
Values
| HEX | #9099FB |
| RGB | rgb(144, 153, 251) |
| HSL | hsl(235, 93%, 77%) |
| OKLCH | oklch(71.7% 0.142 278.2) |
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 #9099FB | 2.58:1 | Fails | Lc -55.5 | Large or bold text, headings |
| Black text on #9099FB | 8.13:1 | AAA | Lc 53.7 | Large or bold text, headings |
| #9099FB text on white | 2.58:1 | Fails | Lc 50.4 | Large or bold text, headings |
| #9099FB text on black | 8.13:1 | AAA | Lc -51.6 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D1D7FA
oklch(88.6% 0.049 277.7)
-
Step 300
300
#B3BBFA
oklch(80.8% 0.089 278.6)
-
Step 400
400 (this color)
#9099FB
oklch(71.7% 0.142 278.2)
-
Step 500
500
#7378F4
oklch(63.1% 0.182 278.1)
-
Step 600
600
#5E5DE3
oklch(55.6% 0.198 278.1)
-
Step 700
700
#4E4CC5
oklch(49.2% 0.183 278)
-
Step 800
800
#403F9F
oklch(42.7% 0.152 278.3)
-
Step 900
900
#35377E
oklch(37.7% 0.118 277.9)
-
Step 950
950
#1F214A
oklch(27.1% 0.075 278.1)
#9099FB 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) | #76A5FF | 0.040 |
| Deuteranopia (no green cones) | #6E9DF9 | 0.041 |
| Tritanopia (no blue cones) | #6DADBE | 0.125 |
| Achromatopsia (no color) | #A1A1A1 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9099FB
#9099FB
oklch(71.7% 0.142 278.2)
- #BBA41B
#BBA41B
oklch(71.8% 0.142 98.6)
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 #9099FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.001
- Perrywinkle #8F8CE7 ΔE 0.040
- Lavender Blue #8B88F8 ΔE 0.044
- Periwinkle #8E82FE ΔE 0.058
- Cornflower Blue #6495ED ΔE 0.059
- Pale Purple #B790D4 ΔE 0.077
- Soft Blue #6488EA ΔE 0.077
- Liliac #C48EFD ΔE 0.078
Use #9099FB 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.