#99BCB9
Closest named color: French Gray (#ADB5BD). oklch(76.9% 0.038 190), rgb(153, 188, 185).
Aa
Black text reads best on this color (10.24:1).
About this color
#99BCB9 is a medium-light, muted teal or cyan. In OKLCH its lightness is 77%, its chroma 0.038 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.033 away. Black text reads best on it, at 10.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.24:1 |
| White text | 2.04:1 |
Values
| HEX | #99BCB9 |
| RGB | rgb(153, 188, 185) |
| HSL | hsl(175, 21%, 67%) |
| OKLCH | oklch(76.9% 0.038 190) |
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 #99BCB9 | 2.04:1 | Fails | Lc -44.5 | Non-text elements, placeholder text |
| Black text on #99BCB9 | 10.24:1 | AAA | Lc 64.0 | Content text, not long reading |
| #99BCB9 text on white | 2.04:1 | Fails | Lc 39.9 | Non-text elements, placeholder text |
| #99BCB9 text on black | 10.24:1 | AAA | Lc -62.4 | 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
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDC
oklch(88.5% 0.022 189.5)
-
Step 300
300 (this color)
#99BCB9
oklch(76.9% 0.038 190)
-
Step 400
400
#73ADA9
oklch(70.7% 0.061 190.4)
-
Step 500
500
#4A9994
oklch(63.2% 0.078 189.9)
-
Step 600
600
#27837E
oklch(55.6% 0.084 189.7)
-
Step 700
700
#176F6A
oklch(49.2% 0.079 189.1)
-
Step 800
800
#175A57
oklch(42.6% 0.065 190.6)
-
Step 900
900
#1C4A47
oklch(37.6% 0.05 189.4)
-
Step 950
950
#122B2A
oklch(26.9% 0.031 192.1)
#99BCB9 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) | #B8B8B9 | 0.041 |
| Deuteranopia (no green cones) | #B1B3B9 | 0.038 |
| Tritanopia (no blue cones) | #8FBEBB | 0.012 |
| Achromatopsia (no color) | #B5B5B5 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BCB9
#99BCB9
oklch(76.9% 0.038 190)
- #CBAAAE
#CBAAAE
oklch(76.8% 0.039 9.8)
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 #99BCB9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.033
- Light Grey Blue #9DBCD4 ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.044
- Dark Gray #A9A9A9 ΔE 0.051
- Pale Teal #82CBB2 ΔE 0.051
- Muted Teal #90B494 ΔE 0.053
- Cloudy Blue #ACC2D9 ΔE 0.053
- Silver #C0C0C0 ΔE 0.055
Use #99BCB9 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.