#99BDCF
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.8% 0.046 229.7), rgb(153, 189, 207).
Aa
Black text reads best on this color (10.53:1).
About this color
#99BDCF is a medium-light, muted teal or cyan. In OKLCH its lightness is 78%, its chroma 0.046 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.010 away. Black text reads best on it, at 10.53:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (78%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.53:1 |
| White text | 1.99:1 |
Values
| HEX | #99BDCF |
| RGB | rgb(153, 189, 207) |
| HSL | hsl(200, 36%, 71%) |
| OKLCH | oklch(77.8% 0.046 229.7) |
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 #99BDCF | 1.99:1 | Fails | Lc -43.0 | Non-text elements, placeholder text |
| Black text on #99BDCF | 10.53:1 | AAA | Lc 65.4 | Content text, not long reading |
| #99BDCF text on white | 1.99:1 | Fails | Lc 38.6 | Non-text elements, placeholder text |
| #99BDCF text on black | 10.53:1 | AAA | Lc -63.8 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300 (this color)
#99BDCF
oklch(77.8% 0.046 229.7)
-
Step 400
400
#6EAAC6
oklch(70.7% 0.074 229.2)
-
Step 500
500
#4394B8
oklch(63.1% 0.095 230)
-
Step 600
600
#1A7EA4
oklch(55.7% 0.103 229.8)
-
Step 700
700
#056A8C
oklch(49.1% 0.096 229.5)
-
Step 800
800
#0E5772
oklch(42.8% 0.079 229.3)
-
Step 900
900
#17475C
oklch(37.6% 0.062 230.6)
-
Step 950
950
#0F2A36
oklch(27% 0.04 229.8)
#99BDCF 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) | #B4BBD0 | 0.034 |
| Deuteranopia (no green cones) | #ACB5CF | 0.031 |
| Tritanopia (no blue cones) | #89C2C3 | 0.032 |
| Achromatopsia (no color) | #B8B8B8 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BDCF
#99BDCF
oklch(77.8% 0.046 229.7)
- #D0AF9D
#D0AF9D
oklch(77.8% 0.046 50.3)
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 #99BDCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.010
- Light Cornflower Blue #98C1D9 ΔE 0.015
- Cloudy Blue #ACC2D9 ΔE 0.031
- French Gray #ADB5BD ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.041
- Sky Blue #87CEEB ΔE 0.051
- Silver #C0C0C0 ΔE 0.055
- Light Blue Grey #B7C9E2 ΔE 0.056
Use #99BDCF 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.