Periwinkle Blue #8F99FB
Periwinkle Blue is a medium-light, vivid blue with hex code #8F99FB and RGB rgb(143, 153, 251).
Aa
Black text reads best on this color (8.11:1).
About this color
#8F99FB 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. It is the named color Periwinkle Blue. Black text reads best on it, at 8.11:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Periwinkle Blue |
| Black text | 8.11:1 |
| White text | 2.58:1 |
Colors that go with Periwinkle Blue
Matches found by rotating Periwinkle Blue around the OKLCH hue wheel, each labelled with the closest name in our list.
Complementary
The opposite hue (180°).
Analogous
Neighbouring hues, 30° either side.
Triadic
Three hues spaced 120° apart.
Color palettes with Periwinkle Blue
Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Periwinkle Blue, closest first.
Similar named colors
The eight named colors closest to Periwinkle Blue, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.040
- Lavender Blue #8B88F8 ΔE 0.043
- Cornflower Blue #6495ED ΔE 0.058
- Periwinkle #8E82FE ΔE 0.058
- Soft Blue #6488EA ΔE 0.076
- Pale Purple #B790D4 ΔE 0.078
- Liliac #C48EFD ΔE 0.080
- Carolina Blue #8AB8FE ΔE 0.080
More about Periwinkle Blue
How to make Periwinkle Blue
A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.
- 2 parts white
- 1 part blue
- 1 part purple
Recipe result: #979EE3, a difference of ΔE 0.043 from Periwinkle Blue. That is close; add a little more of one paint to match.
Codes for Periwinkle Blue in every format
| HEX | #8F99FB |
| RGB | rgb(143, 153, 251) |
| HSL | hsl(234, 93%, 77%) |
| OKLCH | oklch(71.6% 0.142 277.7) |
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 #8F99FB | 2.58:1 | Fails | Lc -55.6 | Large or bold text, headings |
| Black text on #8F99FB | 8.11:1 | AAA | Lc 53.6 | Large or bold text, headings |
| #8F99FB text on white | 2.58:1 | Fails | Lc 50.4 | Large or bold text, headings |
| #8F99FB text on black | 8.11:1 | AAA | Lc -51.5 | Large or bold text, headings |
Shades and tints of Periwinkle Blue
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
#E5E9FC
oklch(93.7% 0.026 276.4)
-
Step 200
200
#D1D7FA
oklch(88.6% 0.049 277.7)
-
Step 300
300
#B2BCFA
oklch(81% 0.088 277.1)
-
Step 400
400 (this color)
#8F99FB
oklch(71.6% 0.142 277.7)
-
Step 500
500
#7278F4
oklch(63% 0.182 277.7)
-
Step 600
600
#5D5DE3
oklch(55.5% 0.198 277.8)
-
Step 700
700
#4D4CC5
oklch(49.1% 0.183 277.6)
-
Step 800
800
#3F3FA0
oklch(42.7% 0.153 277.7)
-
Step 900
900
#35377F
oklch(37.8% 0.119 277.8)
-
Step 950
950
#1F214A
oklch(27.1% 0.075 278.1)
Periwinkle Blue 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) | #75A5FF | 0.040 |
| Deuteranopia (no green cones) | #6E9DF9 | 0.040 |
| Tritanopia (no blue cones) | #6BADBE | 0.126 |
| Achromatopsia (no color) | #A1A1A1 | 0.143 |
Use Periwinkle Blue 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.