#81ABD2
Closest named color: Bluegrey (#85A3B2). oklch(72.5% 0.073 247), rgb(129, 171, 210).
Aa
Black text reads best on this color (8.68:1).
About this color
#81ABD2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.073 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.046 away. Black text reads best on it, at 8.68:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 8.68:1 |
| White text | 2.41:1 |
Values
| HEX | #81ABD2 |
| RGB | rgb(129, 171, 210) |
| HSL | hsl(209, 47%, 66%) |
| OKLCH | oklch(72.5% 0.073 247) |
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 #81ABD2 | 2.41:1 | Fails | Lc -52.5 | Large or bold text, headings |
| Black text on #81ABD2 | 8.68:1 | AAA | Lc 56.5 | Large or bold text, headings |
| #81ABD2 text on white | 2.41:1 | Fails | Lc 47.5 | Large or bold text, headings |
| #81ABD2 text on black | 8.68:1 | AAA | Lc -54.5 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CCDBE9
oklch(88.4% 0.025 246.2)
-
Step 300
300
#AAC4DD
oklch(80.9% 0.045 247.3)
-
Step 400
400 (this color)
#81ABD2
oklch(72.5% 0.073 247)
-
Step 500
500
#598FBF
oklch(63.2% 0.093 246.7)
-
Step 600
600
#3D78AB
oklch(55.6% 0.101 246.9)
-
Step 700
700
#2E6593
oklch(49.1% 0.094 246.5)
-
Step 800
800
#285277
oklch(42.6% 0.078 247.4)
-
Step 900
900
#254460
oklch(37.6% 0.061 247.4)
-
Step 950
950
#162838
oklch(26.9% 0.038 246.6)
#81ABD2 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) | #9BABD4 | 0.032 |
| Deuteranopia (no green cones) | #91A3D1 | 0.027 |
| Tritanopia (no blue cones) | #65B4B8 | 0.061 |
| Achromatopsia (no color) | #A7A7A7 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81ABD2
#81ABD2
oklch(72.5% 0.073 247)
- #C69E75
#C69E75
oklch(72.6% 0.073 67)
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 #81ABD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.046
- Greyblue #77A1B5 ΔE 0.048
- Cool Steel #97A7B3 ΔE 0.048
- Bluey Grey #89A0B0 ΔE 0.050
- Cool Gray #8D99AE ΔE 0.061
- Light Grey Blue #9DBCD4 ΔE 0.061
- Cool Grey #95A3A6 ΔE 0.063
- Carolina Blue #8AB8FE ΔE 0.068
Use #81ABD2 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.