#809FE9
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.9% 0.114 266.2), rgb(128, 159, 233).
Aa
Black text reads best on this color (8.05:1).
About this color
#809FE9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.114 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.039 away. Black text reads best on it, at 8.05:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.05:1 |
| White text | 2.60:1 |
Values
| HEX | #809FE9 |
| RGB | rgb(128, 159, 233) |
| HSL | hsl(222, 70%, 71%) |
| OKLCH | oklch(70.9% 0.114 266.2) |
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 #809FE9 | 2.60:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #809FE9 | 8.05:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #809FE9 text on white | 2.60:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #809FE9 text on black | 8.05:1 | AAA | Lc -51.1 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CDD9F4
oklch(88.5% 0.039 266.5)
-
Step 300
300
#ABC0F0
oklch(80.9% 0.072 266.3)
-
Step 400
400 (this color)
#809FE9
oklch(70.9% 0.114 266.2)
-
Step 500
500
#6084E1
oklch(63% 0.146 266.3)
-
Step 600
600
#476CCF
oklch(55.6% 0.159 266)
-
Step 700
700
#3959B3
oklch(49% 0.148 266.3)
-
Step 800
800
#2F4A91
oklch(42.8% 0.122 265.8)
-
Step 900
900
#2A3E74
oklch(37.7% 0.096 266.6)
-
Step 950
950
#192544
oklch(27.1% 0.06 266.5)
#809FE9 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) | #84A5EC | 0.017 |
| Deuteranopia (no green cones) | #799CE7 | 0.012 |
| Tritanopia (no blue cones) | #58AFBA | 0.103 |
| Achromatopsia (no color) | #A0A0A0 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #809FE9
#809FE9
oklch(70.9% 0.114 266.2)
- #C19C44
#C19C44
oklch(71% 0.114 86.2)
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 #809FE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.039
- Cornflower Blue #6495ED ΔE 0.045
- Perrywinkle #8F8CE7 ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.067
- Lavender Blue #8B88F8 ΔE 0.068
- Carolina Blue #8AB8FE ΔE 0.069
- Soft Blue #6488EA ΔE 0.074
- Greyblue #77A1B5 ΔE 0.082
Use #809FE9 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.