#99B8BE
Closest named color: French Gray (#ADB5BD). oklch(76.1% 0.035 210.7), rgb(153, 184, 190).
Aa
Black text reads best on this color (9.95:1).
About this color
#99B8BE is a medium-light, muted teal or cyan. In OKLCH its lightness is 76%, its chroma 0.035 and its hue 211°. 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 9.95:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.95:1 |
| White text | 2.10:1 |
Values
| HEX | #99B8BE |
| RGB | rgb(153, 184, 190) |
| HSL | hsl(190, 22%, 67%) |
| OKLCH | oklch(76.1% 0.035 210.7) |
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 #99B8BE | 2.10:1 | Fails | Lc -46.0 | Large or bold text, headings |
| Black text on #99B8BE | 9.95:1 | AAA | Lc 62.6 | Content text, not long reading |
| #99B8BE text on white | 2.10:1 | Fails | Lc 41.3 | Non-text elements, placeholder text |
| #99B8BE text on black | 9.95:1 | AAA | Lc -60.9 | 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
#CBDDE0
oklch(88.5% 0.02 208.8)
-
Step 300
300 (this color)
#99B8BE
oklch(76.1% 0.035 210.7)
-
Step 400
400
#78AAB4
oklch(70.6% 0.055 211.4)
-
Step 500
500
#5295A2
oklch(63.1% 0.071 211.6)
-
Step 600
600
#327F8D
oklch(55.5% 0.077 211.6)
-
Step 700
700
#246C78
oklch(49.2% 0.072 210.6)
-
Step 800
800
#205861
oklch(42.8% 0.059 209.8)
-
Step 900
900
#20484F
oklch(37.6% 0.046 210.4)
-
Step 950
950
#142A2E
oklch(26.9% 0.029 210.5)
#99B8BE 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) | #B2B5BE | 0.033 |
| Deuteranopia (no green cones) | #ACB0BE | 0.031 |
| Tritanopia (no blue cones) | #8EBBBA | 0.017 |
| Achromatopsia (no color) | #B2B2B2 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99B8BE
#99B8BE
oklch(76.1% 0.035 210.7)
- #C7AAA4
#C7AAA4
oklch(76.2% 0.035 31.6)
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 #99B8BE, 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 0.032
- Light Cornflower Blue #98C1D9 ΔE 0.039
- Dark Gray #A9A9A9 ΔE 0.044
- Cool Steel #97A7B3 ΔE 0.045
- Cloudy Blue #ACC2D9 ΔE 0.050
- Pewter #96A8A1 ΔE 0.051
- Silver #C0C0C0 ΔE 0.058
Use #99B8BE 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.