#809EE9
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.7% 0.115 266.8), rgb(128, 158, 233).
Aa
Black text reads best on this color (7.98:1).
About this color
#809EE9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.115 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.037 away. Black text reads best on it, at 7.98:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.98:1 |
| White text | 2.62:1 |
Values
| HEX | #809EE9 |
| RGB | rgb(128, 158, 233) |
| HSL | hsl(223, 70%, 71%) |
| OKLCH | oklch(70.7% 0.115 266.8) |
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 #809EE9 | 2.62:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #809EE9 | 7.98:1 | AAA | Lc 52.8 | Large or bold text, headings |
| #809EE9 text on white | 2.62:1 | Fails | Lc 51.2 | Large or bold text, headings |
| #809EE9 text on black | 7.98:1 | AAA | Lc -50.7 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CDD9F5
oklch(88.5% 0.041 267.1)
-
Step 300
300
#ACC0F0
oklch(80.9% 0.072 267.1)
-
Step 400
400 (this color)
#809EE9
oklch(70.7% 0.115 266.8)
-
Step 500
500
#6184E2
oklch(63.1% 0.147 266.8)
-
Step 600
600
#496BD0
oklch(55.6% 0.16 267.1)
-
Step 700
700
#3A59B4
oklch(49.1% 0.149 266.7)
-
Step 800
800
#304992
oklch(42.7% 0.124 266.9)
-
Step 900
900
#2A3E74
oklch(37.7% 0.096 266.6)
-
Step 950
950
#192544
oklch(27.1% 0.06 266.5)
#809EE9 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) | #83A5EC | 0.019 |
| Deuteranopia (no green cones) | #789BE7 | 0.013 |
| Tritanopia (no blue cones) | #59AEB9 | 0.104 |
| Achromatopsia (no color) | #A0A0A0 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #809EE9
#809EE9
oklch(70.7% 0.115 266.8)
- #C09B42
#C09B42
oklch(70.7% 0.115 86.3)
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 #809EE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.037
- Cornflower Blue #6495ED ΔE 0.043
- Perrywinkle #8F8CE7 ΔE 0.048
- Lavender Blue #8B88F8 ΔE 0.065
- Chefchaouen Blue #4895EF ΔE 0.066
- Soft Blue #6488EA ΔE 0.072
- Carolina Blue #8AB8FE ΔE 0.072
- Dark Sky Blue #448EE4 ΔE 0.080
Use #809EE9 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.