#809CE9
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.3% 0.118 268.1), rgb(128, 156, 233).
Aa
Black text reads best on this color (7.84:1).
About this color
#809CE9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.118 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.036 away. Black text reads best on it, at 7.84:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.84:1 |
| White text | 2.67:1 |
Values
| HEX | #809CE9 |
| RGB | rgb(128, 156, 233) |
| HSL | hsl(224, 70%, 71%) |
| OKLCH | oklch(70.3% 0.118 268.1) |
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 #809CE9 | 2.67:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #809CE9 | 7.84:1 | AAA | Lc 52.1 | Large or bold text, headings |
| #809CE9 text on white | 2.67:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #809CE9 text on black | 7.84:1 | AAA | Lc -50.0 | 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
#E4EAF9
oklch(93.7% 0.021 268.4)
-
Step 200
200
#CDD9F5
oklch(88.5% 0.041 267.1)
-
Step 300
300
#ACC0F1
oklch(81% 0.073 267.4)
-
Step 400
400 (this color)
#809CE9
oklch(70.3% 0.118 268.1)
-
Step 500
500
#6383E4
oklch(63.2% 0.15 268.2)
-
Step 600
600
#4B6AD2
oklch(55.6% 0.164 268.2)
-
Step 700
700
#3C58B6
oklch(49.1% 0.152 267.9)
-
Step 800
800
#324893
oklch(42.6% 0.126 268.3)
-
Step 900
900
#2B3D75
oklch(37.6% 0.098 268)
-
Step 950
950
#192445
oklch(26.9% 0.063 268.1)
#809CE9 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) | #80A3EC | 0.018 |
| Deuteranopia (no green cones) | #769AE7 | 0.014 |
| Tritanopia (no blue cones) | #59ACB8 | 0.105 |
| Achromatopsia (no color) | #9E9E9E | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #809CE9
#809CE9
oklch(70.3% 0.118 268.1)
- #BE9B3D
#BE9B3D
oklch(70.4% 0.118 88.3)
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 #809CE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.036
- Cornflower Blue #6495ED ΔE 0.040
- Perrywinkle #8F8CE7 ΔE 0.043
- Lavender Blue #8B88F8 ΔE 0.061
- Chefchaouen Blue #4895EF ΔE 0.063
- Soft Blue #6488EA ΔE 0.067
- Carolina Blue #8AB8FE ΔE 0.077
- Dark Sky Blue #448EE4 ΔE 0.077
Use #809CE9 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.