#83A9FD
Closest named color: Carolina Blue (#8AB8FE). oklch(74.2% 0.129 264.9), rgb(131, 169, 253).
Aa
Black text reads best on this color (9.05:1).
About this color
#83A9FD is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.129 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.042 away. Black text reads best on it, at 9.05:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.05:1 |
| White text | 2.31:1 |
Values
| HEX | #83A9FD |
| RGB | rgb(131, 169, 253) |
| HSL | hsl(221, 97%, 75%) |
| OKLCH | oklch(74.2% 0.129 264.9) |
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 #83A9FD | 2.31:1 | Fails | Lc -50.5 | Large or bold text, headings |
| Black text on #83A9FD | 9.05:1 | AAA | Lc 58.4 | Large or bold text, headings |
| #83A9FD text on white | 2.31:1 | Fails | Lc 45.6 | Large or bold text, headings |
| #83A9FD text on black | 9.05:1 | AAA | Lc -56.5 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CBD9F8
oklch(88.5% 0.045 266.2)
-
Step 300
300
#A7C0F6
oklch(80.8% 0.082 265.3)
-
Step 400
400 (this color)
#83A9FD
oklch(74.2% 0.129 264.9)
-
Step 500
500
#5783EC
oklch(63% 0.165 264.9)
-
Step 600
600
#3E6ADB
oklch(55.6% 0.18 265)
-
Step 700
700
#3058BE
oklch(49.2% 0.167 264.7)
-
Step 800
800
#284899
oklch(42.6% 0.138 264.9)
-
Step 900
900
#253D7A
oklch(37.6% 0.108 265.4)
-
Step 950
950
#162447
oklch(26.9% 0.068 265.6)
#83A9FD 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) | #89B0FF | 0.020 |
| Deuteranopia (no green cones) | #7CA5FB | 0.014 |
| Tritanopia (no blue cones) | #4FBBC7 | 0.117 |
| Achromatopsia (no color) | #AAAAAA | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83A9FD
#83A9FD
oklch(74.2% 0.129 264.9)
- #D1A43C
#D1A43C
oklch(74.2% 0.129 84.7)
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 #83A9FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.042
- Periwinkle Blue #8F99FB ΔE 0.042
- Cornflower Blue #6495ED ΔE 0.069
- Pastel Blue #A2BFFE ΔE 0.073
- Perrywinkle #8F8CE7 ΔE 0.074
- Lavender Blue #8B88F8 ΔE 0.083
- Deep Sky Blue #00BFFF ΔE 0.085
- Chefchaouen Blue #4895EF ΔE 0.086
Use #83A9FD 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.