#81ACA2
Closest named color: Pewter (#96A8A1). oklch(71% 0.049 178.9), rgb(129, 172, 162).
Aa
Black text reads best on this color (8.35:1).
About this color
#81ACA2 is a medium-light, muted teal or cyan. In OKLCH its lightness is 71%, its chroma 0.049 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Pewter (#96A8A1), ΔE 0.027 away. Black text reads best on it, at 8.35:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Pewter (#96A8A1) |
| Black text | 8.35:1 |
| White text | 2.51:1 |
Values
| HEX | #81ACA2 |
| RGB | rgb(129, 172, 162) |
| HSL | hsl(166, 21%, 59%) |
| OKLCH | oklch(71% 0.049 178.9) |
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 #81ACA2 | 2.51:1 | Fails | Lc -54.4 | Large or bold text, headings |
| Black text on #81ACA2 | 8.35:1 | AAA | Lc 54.7 | Large or bold text, headings |
| #81ACA2 text on white | 2.51:1 | Fails | Lc 49.3 | Large or bold text, headings |
| #81ACA2 text on black | 8.35:1 | AAA | Lc -52.7 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDD9
oklch(88.5% 0.017 178.2)
-
Step 300
300
#ADC7C1
oklch(80.8% 0.029 180.1)
-
Step 400
400 (this color)
#81ACA2
oklch(71% 0.049 178.9)
-
Step 500
500
#5E968A
oklch(63.1% 0.062 179.1)
-
Step 600
600
#438074
oklch(55.5% 0.067 179.4)
-
Step 700
700
#346C61
oklch(49% 0.062 179.1)
-
Step 800
800
#2C584F
oklch(42.6% 0.051 178.8)
-
Step 900
900
#284942
oklch(37.8% 0.041 178.8)
-
Step 950
950
#182B27
oklch(27.1% 0.026 179.4)
#81ACA2 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) | #A8A7A2 | 0.051 |
| Deuteranopia (no green cones) | #A0A1A3 | 0.048 |
| Tritanopia (no blue cones) | #75ADA9 | 0.015 |
| Achromatopsia (no color) | #A3A3A3 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81ACA2
#81ACA2
oklch(71% 0.049 178.9)
- #BC95A1
#BC95A1
oklch(70.9% 0.049 358.1)
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 #81ACA2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pewter #96A8A1 ΔE 0.027
- Cool Grey #95A3A6 ΔE 0.036
- Muted Teal #90B494 ΔE 0.039
- Bluegrey #85A3B2 ΔE 0.041
- Cool Steel #97A7B3 ΔE 0.044
- Bluey Grey #89A0B0 ΔE 0.046
- Cement #A5A391 ΔE 0.050
- Greyblue #77A1B5 ΔE 0.050
Use #81ACA2 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.