#81BBD0
Closest named color: Light Grey Blue (#9DBCD4). oklch(76% 0.067 222.6), rgb(129, 187, 208).
Aa
Black text reads best on this color (9.95:1).
About this color
#81BBD0 is a medium-light, muted teal or cyan. In OKLCH its lightness is 76%, its chroma 0.067 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.034 away. Black text reads best on it, at 9.95:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.95:1 |
| White text | 2.11:1 |
Values
| HEX | #81BBD0 |
| RGB | rgb(129, 187, 208) |
| HSL | hsl(196, 46%, 66%) |
| OKLCH | oklch(76% 0.067 222.6) |
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 #81BBD0 | 2.11:1 | Fails | Lc -45.9 | Large or bold text, headings |
| Black text on #81BBD0 | 9.95:1 | AAA | Lc 62.7 | Content text, not long reading |
| #81BBD0 text on white | 2.11:1 | Fails | Lc 41.3 | Non-text elements, placeholder text |
| #81BBD0 text on black | 9.95:1 | AAA | Lc -61.0 | Content text, not long reading |
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 300.
-
Step 50
50
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF3
oklch(93.6% 0.019 222.2)
-
Step 200
200
#C0DFEB
oklch(88.5% 0.037 223.2)
-
Step 300
300 (this color)
#81BBD0
oklch(76% 0.067 222.6)
-
Step 400
400
#45AFD1
oklch(70.7% 0.107 222.8)
-
Step 500
500
#0098BC
oklch(63% 0.117 222.5)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002B38
oklch(26.8% 0.05 223.6)
#81BBD0 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) | #AFB8D1 | 0.055 |
| Deuteranopia (no green cones) | #A3AED0 | 0.051 |
| Tritanopia (no blue cones) | #63C2C1 | 0.044 |
| Achromatopsia (no color) | #B2B2B2 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81BBD0
#81BBD0
oklch(76% 0.067 222.6)
- #D7A48F
#D7A48F
oklch(76.1% 0.068 43.4)
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 #81BBD0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.034
- Light Cornflower Blue #98C1D9 ΔE 0.034
- French Gray #ADB5BD ΔE 0.055
- Lightblue #7BC8F6 ΔE 0.056
- Sky Blue #87CEEB ΔE 0.057
- Cloudy Blue #ACC2D9 ΔE 0.058
- Vivid Sky Blue #4CC9F0 ΔE 0.059
- Cool Steel #97A7B3 ΔE 0.059
Use #81BBD0 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.