#83A1FF
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.6% 0.141 269.3), rgb(131, 161, 255).
Aa
Black text reads best on this color (8.50:1).
About this color
#83A1FF is a medium-light, vivid blue. In OKLCH its lightness is 73%, its chroma 0.141 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.023 away. Black text reads best on it, at 8.50:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.50:1 |
| White text | 2.46:1 |
Values
| HEX | #83A1FF |
| RGB | rgb(131, 161, 255) |
| HSL | hsl(225, 100%, 76%) |
| OKLCH | oklch(72.6% 0.141 269.3) |
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 #83A1FF | 2.46:1 | Fails | Lc -53.4 | Large or bold text, headings |
| Black text on #83A1FF | 8.50:1 | AAA | Lc 55.6 | Large or bold text, headings |
| #83A1FF text on white | 2.46:1 | Fails | Lc 48.4 | Large or bold text, headings |
| #83A1FF text on black | 8.50:1 | AAA | Lc -53.6 | 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
#E3EAFC
oklch(93.7% 0.025 268.8)
-
Step 200
200
#CCD8FB
oklch(88.4% 0.05 270.4)
-
Step 300
300
#A9BFFA
oklch(80.9% 0.087 268.6)
-
Step 400
400 (this color)
#83A1FF
oklch(72.6% 0.141 269.3)
-
Step 500
500
#5E7FF5
oklch(63.2% 0.18 269)
-
Step 600
600
#4764E4
oklch(55.5% 0.197 269.3)
-
Step 700
700
#3952C6
oklch(49% 0.182 269.2)
-
Step 800
800
#2F44A0
oklch(42.7% 0.151 269.3)
-
Step 900
900
#293B7F
oklch(37.8% 0.117 269)
-
Step 950
950
#18234A
oklch(27% 0.074 269.2)
#83A1FF 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) | #7DABFF | 0.026 |
| Deuteranopia (no green cones) | #70A0FD | 0.022 |
| Tritanopia (no blue cones) | #4FB5C4 | 0.126 |
| Achromatopsia (no color) | #A5A5A5 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83A1FF
#83A1FF
oklch(72.6% 0.141 269.3)
- #CAA11F
#CAA11F
oklch(72.7% 0.141 89.2)
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 #83A1FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.023
- Cornflower Blue #6495ED ΔE 0.055
- Perrywinkle #8F8CE7 ΔE 0.058
- Lavender Blue #8B88F8 ΔE 0.062
- Carolina Blue #8AB8FE ΔE 0.063
- Chefchaouen Blue #4895EF ΔE 0.075
- Periwinkle #8E82FE ΔE 0.077
- Soft Blue #6488EA ΔE 0.081
Use #83A1FF 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.