#81A7BB
Closest named color: Bluegrey (#85A3B2). oklch(70.7% 0.051 231.3), rgb(129, 167, 187).
Aa
Black text reads best on this color (8.17:1).
About this color
#81A7BB is a medium-light, muted blue. In OKLCH its lightness is 71%, its chroma 0.051 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.014 away. Black text reads best on it, at 8.17:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 8.17:1 |
| White text | 2.56:1 |
Values
| HEX | #81A7BB |
| RGB | rgb(129, 167, 187) |
| HSL | hsl(201, 30%, 62%) |
| OKLCH | oklch(70.7% 0.051 231.3) |
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 #81A7BB | 2.56:1 | Fails | Lc -55.3 | Large or bold text, headings |
| Black text on #81A7BB | 8.17:1 | AAA | Lc 53.8 | Large or bold text, headings |
| #81A7BB text on white | 2.56:1 | Fails | Lc 50.2 | Large or bold text, headings |
| #81A7BB text on black | 8.17:1 | AAA | Lc -51.7 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDBE3
oklch(88.4% 0.018 234.5)
-
Step 300
300
#ADC5D2
oklch(81% 0.032 231.4)
-
Step 400
400 (this color)
#81A7BB
oklch(70.7% 0.051 231.3)
-
Step 500
500
#6091AA
oklch(63.1% 0.065 231.3)
-
Step 600
600
#457B95
oklch(55.6% 0.07 230.7)
-
Step 700
700
#36677F
oklch(49% 0.066 231.5)
-
Step 800
800
#2E5467
oklch(42.6% 0.054 231.6)
-
Step 900
900
#294654
oklch(37.7% 0.042 230.2)
-
Step 950
950
#192931
oklch(27% 0.026 230.6)
#81A7BB 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) | #9DA5BC | 0.036 |
| Deuteranopia (no green cones) | #959FBB | 0.032 |
| Tritanopia (no blue cones) | #6EADAD | 0.038 |
| Achromatopsia (no color) | #A2A2A2 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81A7BB
#81A7BB
oklch(70.7% 0.051 231.3)
- #BB9884
#BB9884
oklch(70.6% 0.051 51.3)
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 #81A7BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.014
- Bluey Grey #89A0B0 ΔE 0.022
- Greyblue #77A1B5 ΔE 0.022
- Cool Steel #97A7B3 ΔE 0.029
- Cool Grey #95A3A6 ΔE 0.036
- Cool Gray #8D99AE ΔE 0.038
- Pewter #96A8A1 ΔE 0.045
- Dark Gray #A9A9A9 ΔE 0.058
Use #81A7BB 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.