#81AFD2
Closest named color: Cool Steel (#97A7B3). oklch(73.4% 0.071 241.7), rgb(129, 175, 210).
Aa
Black text reads best on this color (8.99:1).
About this color
#81AFD2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.071 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.048 away. Black text reads best on it, at 8.99:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.99:1 |
| White text | 2.33:1 |
Values
| HEX | #81AFD2 |
| RGB | rgb(129, 175, 210) |
| HSL | hsl(206, 47%, 66%) |
| OKLCH | oklch(73.4% 0.071 241.7) |
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 #81AFD2 | 2.33:1 | Fails | Lc -50.9 | Large or bold text, headings |
| Black text on #81AFD2 | 8.99:1 | AAA | Lc 58.0 | Large or bold text, headings |
| #81AFD2 text on white | 2.33:1 | Fails | Lc 46.0 | Large or bold text, headings |
| #81AFD2 text on black | 8.99:1 | AAA | Lc -56.1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CCDCE8
oklch(88.6% 0.024 240.1)
-
Step 300
300
#A8C5DB
oklch(80.9% 0.044 240.9)
-
Step 400
400 (this color)
#81AFD2
oklch(73.4% 0.071 241.7)
-
Step 500
500
#5490BB
oklch(63% 0.09 241.3)
-
Step 600
600
#377AA8
oklch(55.7% 0.099 241.6)
-
Step 700
700
#296690
oklch(49% 0.092 242.2)
-
Step 800
800
#235475
oklch(42.8% 0.076 241.2)
-
Step 900
900
#22455E
oklch(37.6% 0.059 241.7)
-
Step 950
950
#152937
oklch(27.1% 0.037 240.5)
#81AFD2 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) | #A0AFD4 | 0.038 |
| Deuteranopia (no green cones) | #95A6D1 | 0.032 |
| Tritanopia (no blue cones) | #64B8BA | 0.058 |
| Achromatopsia (no color) | #AAAAAA | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81AFD2
#81AFD2
oklch(73.4% 0.071 241.7)
- #CA9F7B
#CA9F7B
oklch(73.3% 0.071 61.3)
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 #81AFD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.048
- Bluegrey #85A3B2 ΔE 0.049
- Light Grey Blue #9DBCD4 ΔE 0.052
- Greyblue #77A1B5 ΔE 0.053
- Bluey Grey #89A0B0 ΔE 0.054
- Light Cornflower Blue #98C1D9 ΔE 0.058
- Cool Grey #95A3A6 ΔE 0.064
- Carolina Blue #8AB8FE ΔE 0.065
Use #81AFD2 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.