#809BFF
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.3% 0.149 270.8), rgb(128, 155, 255).
Aa
Black text reads best on this color (8.05:1).
About this color
#809BFF is a medium-light, vivid blue. In OKLCH its lightness is 71%, its chroma 0.149 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.019 away. Black text reads best on it, at 8.05:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.05:1 |
| White text | 2.60:1 |
Values
| HEX | #809BFF |
| RGB | rgb(128, 155, 255) |
| HSL | hsl(227, 100%, 75%) |
| OKLCH | oklch(71.3% 0.149 270.8) |
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 #809BFF | 2.60:1 | Fails | Lc -55.9 | Large or bold text, headings |
| Black text on #809BFF | 8.05:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #809BFF text on white | 2.60:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #809BFF 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E3E9FD
oklch(93.5% 0.028 272.5)
-
Step 200
200
#CCD8FC
oklch(88.5% 0.051 270.8)
-
Step 300
300
#AABEFE
oklch(81% 0.094 270.8)
-
Step 400
400 (this color)
#809BFF
oklch(71.3% 0.149 270.8)
-
Step 500
500
#607CFB
oklch(63.1% 0.191 270.7)
-
Step 600
600
#4A61EA
oklch(55.6% 0.207 270.8)
-
Step 700
700
#3C4FCC
oklch(49.1% 0.193 270.8)
-
Step 800
800
#3142A5
oklch(42.8% 0.16 270.6)
-
Step 900
900
#2A3982
oklch(37.6% 0.124 270.6)
-
Step 950
950
#19224C
oklch(27% 0.078 271.2)
#809BFF 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) | #73A6FF | 0.030 |
| Deuteranopia (no green cones) | #669BFD | 0.029 |
| Tritanopia (no blue cones) | #49B0C1 | 0.133 |
| Achromatopsia (no color) | #A0A0A0 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #809BFF
#809BFF
oklch(71.3% 0.149 270.8)
- #C59D00
#C59D00
oklch(71.2% 0.146 90.4)
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 #809BFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.019
- Cornflower Blue #6495ED ΔE 0.046
- Lavender Blue #8B88F8 ΔE 0.047
- Perrywinkle #8F8CE7 ΔE 0.048
- Periwinkle #8E82FE ΔE 0.062
- Chefchaouen Blue #4895EF ΔE 0.066
- Soft Blue #6488EA ΔE 0.068
- Carolina Blue #8AB8FE ΔE 0.079
Use #809BFF 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.