#99B8C1
Closest named color: French Gray (#ADB5BD). oklch(76.2% 0.036 217.2), rgb(153, 184, 193).
Aa
Black text reads best on this color (9.98:1).
About this color
#99B8C1 is a medium-light, muted teal or cyan. In OKLCH its lightness is 76%, its chroma 0.036 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.026 away. Black text reads best on it, at 9.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.98:1 |
| White text | 2.10:1 |
Values
| HEX | #99B8C1 |
| RGB | rgb(153, 184, 193) |
| HSL | hsl(194, 24%, 68%) |
| OKLCH | oklch(76.2% 0.036 217.2) |
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 #99B8C1 | 2.10:1 | Fails | Lc -45.8 | Large or bold text, headings |
| Black text on #99B8C1 | 9.98:1 | AAA | Lc 62.8 | Content text, not long reading |
| #99B8C1 text on white | 2.10:1 | Fails | Lc 41.2 | Non-text elements, placeholder text |
| #99B8C1 text on black | 9.98:1 | AAA | Lc -61.1 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300 (this color)
#99B8C1
oklch(76.2% 0.036 217.2)
-
Step 400
400
#77AAB8
oklch(70.7% 0.058 216.7)
-
Step 500
500
#5195A7
oklch(63.2% 0.074 217)
-
Step 600
600
#317F92
oklch(55.7% 0.08 216.8)
-
Step 700
700
#236B7C
oklch(49.1% 0.074 216.7)
-
Step 800
800
#1F5765
oklch(42.6% 0.062 217.3)
-
Step 900
900
#204852
oklch(37.7% 0.048 216.3)
-
Step 950
950
#142A30
oklch(27% 0.03 217.4)
#99B8C1 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) | #B2B6C2 | 0.033 |
| Deuteranopia (no green cones) | #ABB0C1 | 0.030 |
| Tritanopia (no blue cones) | #8DBBBB | 0.020 |
| Achromatopsia (no color) | #B3B3B3 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99B8C1
#99B8C1
oklch(76.2% 0.036 217.2)
- #C7AAA2
#C7AAA2
oklch(76.1% 0.036 35.9)
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 #99B8C1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.026
- Light Grey Blue #9DBCD4 ΔE 0.028
- Light Cornflower Blue #98C1D9 ΔE 0.036
- Dark Gray #A9A9A9 ΔE 0.045
- Cool Steel #97A7B3 ΔE 0.046
- Cloudy Blue #ACC2D9 ΔE 0.048
- Pewter #96A8A1 ΔE 0.054
- Light Steel Blue #B0C4DE ΔE 0.058
Use #99B8C1 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.