#8F99E9
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.7% 0.117 277.5), rgb(143, 153, 233).
Aa
Black text reads best on this color (7.90:1).
About this color
#8F99E9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.117 and its hue 278°. 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 7.90:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.90:1 |
| White text | 2.65:1 |
Values
| HEX | #8F99E9 |
| RGB | rgb(143, 153, 233) |
| HSL | hsl(233, 67%, 74%) |
| OKLCH | oklch(70.7% 0.117 277.5) |
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 #8F99E9 | 2.65:1 | Fails | Lc -56.8 | Large or bold text, headings |
| Black text on #8F99E9 | 7.90:1 | AAA | Lc 52.4 | Large or bold text, headings |
| #8F99E9 text on white | 2.65:1 | Fails | Lc 51.6 | Large or bold text, headings |
| #8F99E9 text on black | 7.90:1 | AAA | Lc -50.2 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B5BDF0
oklch(81% 0.073 277.7)
-
Step 400
400 (this color)
#8F99E9
oklch(70.7% 0.117 277.5)
-
Step 500
500
#757DE2
oklch(63% 0.15 277.7)
-
Step 600
600
#5F64D0
oklch(55.5% 0.163 277.7)
-
Step 700
700
#4F53B4
oklch(49.2% 0.151 277.5)
-
Step 800
800
#404492
oklch(42.7% 0.126 277.4)
-
Step 900
900
#363A74
oklch(37.6% 0.098 277.6)
-
Step 950
950
#1F2344
oklch(27.1% 0.061 276.3)
#8F99E9 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) | #7EA2EC | 0.029 |
| Deuteranopia (no green cones) | #789BE7 | 0.029 |
| Tritanopia (no blue cones) | #74A9B6 | 0.105 |
| Achromatopsia (no color) | #9F9F9F | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8F99E9
#8F99E9
oklch(70.7% 0.117 277.5)
- #B5A141
#B5A141
oklch(70.8% 0.118 97.5)
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 #8F99E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.027
- Perrywinkle #8F8CE7 ΔE 0.033
- Lavender Blue #8B88F8 ΔE 0.054
- Cornflower Blue #6495ED ΔE 0.054
- Pale Purple #B790D4 ΔE 0.064
- Periwinkle #8E82FE ΔE 0.071
- Soft Blue #6488EA ΔE 0.075
- Chefchaouen Blue #4895EF ΔE 0.079
Use #8F99E9 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.