#80A9FF
Closest named color: Periwinkle Blue (#8F99FB). oklch(74.1% 0.133 264), rgb(128, 169, 255).
Aa
Black text reads best on this color (9.03:1).
About this color
#80A9FF is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.133 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.042 away. Black text reads best on it, at 9.03:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 9.03:1 |
| White text | 2.32:1 |
Values
| HEX | #80A9FF |
| RGB | rgb(128, 169, 255) |
| HSL | hsl(221, 100%, 75%) |
| OKLCH | oklch(74.1% 0.133 264) |
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 #80A9FF | 2.32:1 | Fails | Lc -50.6 | Large or bold text, headings |
| Black text on #80A9FF | 9.03:1 | AAA | Lc 58.3 | Large or bold text, headings |
| #80A9FF text on white | 2.32:1 | Fails | Lc 45.7 | Large or bold text, headings |
| #80A9FF text on black | 9.03:1 | AAA | Lc -56.4 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFB
oklch(93.6% 0.025 265.6)
-
Step 200
200
#CADAF9
oklch(88.6% 0.046 263.7)
-
Step 300
300
#A6C1F7
oklch(81% 0.082 264)
-
Step 400
400 (this color)
#80A9FF
oklch(74.1% 0.133 264)
-
Step 500
500
#5383EF
oklch(63% 0.17 264.1)
-
Step 600
600
#396ADE
oklch(55.6% 0.185 264)
-
Step 700
700
#2C58C0
oklch(49.2% 0.171 263.9)
-
Step 800
800
#25489C
oklch(42.7% 0.143 264.2)
-
Step 900
900
#223D7C
oklch(37.6% 0.112 264.3)
-
Step 950
950
#142448
oklch(26.8% 0.07 264.2)
#80A9FF 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) | #88B0FF | 0.022 |
| Deuteranopia (no green cones) | #79A5FD | 0.014 |
| Tritanopia (no blue cones) | #46BCC8 | 0.120 |
| Achromatopsia (no color) | #AAAAAA | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #80A9FF
#80A9FF
oklch(74.1% 0.133 264)
- #D2A337
#D2A337
oklch(74% 0.133 84.2)
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 #80A9FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.042
- Carolina Blue #8AB8FE ΔE 0.043
- Cornflower Blue #6495ED ΔE 0.067
- Perrywinkle #8F8CE7 ΔE 0.075
- Pastel Blue #A2BFFE ΔE 0.076
- Lavender Blue #8B88F8 ΔE 0.082
- Deep Sky Blue #00BFFF ΔE 0.084
- Chefchaouen Blue #4895EF ΔE 0.084
Use #80A9FF 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.