#99BCB5
Closest named color: French Gray (#ADB5BD). oklch(76.7% 0.039 181.7), rgb(153, 188, 181).
Aa
Black text reads best on this color (10.21:1).
About this color
#99BCB5 is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.039 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.036 away. Black text reads best on it, at 10.21:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.21:1 |
| White text | 2.05:1 |
Values
| HEX | #99BCB5 |
| RGB | rgb(153, 188, 181) |
| HSL | hsl(168, 21%, 67%) |
| OKLCH | oklch(76.7% 0.039 181.7) |
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 #99BCB5 | 2.05:1 | Fails | Lc -44.6 | Non-text elements, placeholder text |
| Black text on #99BCB5 | 10.21:1 | AAA | Lc 63.9 | Content text, not long reading |
| #99BCB5 text on white | 2.05:1 | Fails | Lc 40.1 | Non-text elements, placeholder text |
| #99BCB5 text on black | 10.21:1 | AAA | Lc -62.2 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CADEDA
oklch(88.5% 0.022 182.5)
-
Step 300
300 (this color)
#99BCB5
oklch(76.7% 0.039 181.7)
-
Step 400
400
#74AEA3
oklch(70.8% 0.063 181.2)
-
Step 500
500
#4B998D
oklch(63% 0.08 182.4)
-
Step 600
600
#288477
oklch(55.7% 0.087 181.7)
-
Step 700
700
#196F64
oklch(49% 0.08 182.3)
-
Step 800
800
#195B51
oklch(42.8% 0.067 180.8)
-
Step 900
900
#1C4B43
oklch(37.8% 0.053 180.4)
-
Step 950
950
#122C27
oklch(27.1% 0.034 179.6)
#99BCB5 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) | #B9B8B5 | 0.042 |
| Deuteranopia (no green cones) | #B2B3B6 | 0.039 |
| Tritanopia (no blue cones) | #90BDBA | 0.012 |
| Achromatopsia (no color) | #B5B5B5 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BCB5
#99BCB5
oklch(76.7% 0.039 181.7)
- #CAAAB1
#CAAAB1
oklch(76.8% 0.038 3.3)
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 #99BCB5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.036
- Light Grey Blue #9DBCD4 ΔE 0.046
- Muted Teal #90B494 ΔE 0.048
- Pale Teal #82CBB2 ΔE 0.048
- Light Cornflower Blue #98C1D9 ΔE 0.049
- Dark Gray #A9A9A9 ΔE 0.051
- Pewter #96A8A1 ΔE 0.055
- Silver #C0C0C0 ΔE 0.056
Use #99BCB5 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.