#81AFF2
Closest named color: Carolina Blue (#8AB8FE). oklch(74.8% 0.109 257.7), rgb(129, 175, 242).
Aa
Black text reads best on this color (9.34:1).
About this color
#81AFF2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.109 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.030 away. Black text reads best on it, at 9.34:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.34:1 |
| White text | 2.24:1 |
Values
| HEX | #81AFF2 |
| RGB | rgb(129, 175, 242) |
| HSL | hsl(216, 81%, 73%) |
| OKLCH | oklch(74.8% 0.109 257.7) |
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 #81AFF2 | 2.24:1 | Fails | Lc -49.0 | Large or bold text, headings |
| Black text on #81AFF2 | 9.34:1 | AAA | Lc 59.8 | Large or bold text, headings |
| #81AFF2 text on white | 2.24:1 | Fails | Lc 44.2 | Non-text elements, placeholder text |
| #81AFF2 text on black | 9.34:1 | AAA | Lc -58.0 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF7
oklch(93.7% 0.019 255.5)
-
Step 200
200
#CADBF3
oklch(88.6% 0.038 257)
-
Step 300
300
#A5C3ED
oklch(81% 0.068 256.8)
-
Step 400
400 (this color)
#81AFF2
oklch(74.8% 0.109 257.7)
-
Step 500
500
#5089DD
oklch(63% 0.141 258)
-
Step 600
600
#3372CA
oklch(55.7% 0.151 257.5)
-
Step 700
700
#255FAF
oklch(49.2% 0.141 257.5)
-
Step 800
800
#214E8E
oklch(42.8% 0.117 257.7)
-
Step 900
900
#204171
oklch(37.7% 0.091 257.9)
-
Step 950
950
#132642
oklch(26.8% 0.058 258)
#81AFF2 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) | #95B3F5 | 0.027 |
| Deuteranopia (no green cones) | #88A8F1 | 0.019 |
| Tritanopia (no blue cones) | #52BEC6 | 0.098 |
| Achromatopsia (no color) | #ADADAD | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81AFF2
#81AFF2
oklch(74.8% 0.109 257.7)
- #D3A458
#D3A458
oklch(74.7% 0.109 77.8)
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 #81AFF2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.030
- Pastel Blue #A2BFFE ΔE 0.062
- Periwinkle Blue #8F99FB ΔE 0.063
- Lightblue #7BC8F6 ΔE 0.066
- Sky #82CAFC ΔE 0.071
- Light Grey Blue #9DBCD4 ΔE 0.072
- Deep Sky Blue #00BFFF ΔE 0.074
- Light Cornflower Blue #98C1D9 ΔE 0.075
Use #81AFF2 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.