#99CBDB
Closest named color: Sky Blue (#87CEEB). oklch(81.2% 0.057 219.5), rgb(153, 203, 219).
Aa
Black text reads best on this color (11.91:1).
About this color
#99CBDB is a light, muted teal or cyan. In OKLCH its lightness is 81%, its chroma 0.057 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.026 away. Black text reads best on it, at 11.91:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 11.91:1 |
| White text | 1.76:1 |
Values
| HEX | #99CBDB |
| RGB | rgb(153, 203, 219) |
| HSL | hsl(195, 48%, 73%) |
| OKLCH | oklch(81.2% 0.057 219.5) |
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 #99CBDB | 1.76:1 | Fails | Lc -36.2 | Non-text elements, placeholder text |
| Black text on #99CBDB | 11.91:1 | AAA | Lc 71.6 | Content text, not long reading |
| #99CBDB text on white | 1.76:1 | Fails | Lc 32.2 | Non-text elements, placeholder text |
| #99CBDB text on black | 11.91:1 | AAA | Lc -70.4 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DFEDF1
oklch(93.7% 0.016 216.7)
-
Step 200
200
#C3DFE8
oklch(88.6% 0.032 219.1)
-
Step 300
300 (this color)
#99CBDB
oklch(81.2% 0.057 219.5)
-
Step 400
400
#58AEC7
oklch(70.7% 0.09 219.3)
-
Step 500
500
#0099B9
oklch(63.1% 0.115 219.7)
-
Step 600
600
#00809C
oklch(55.5% 0.101 220.3)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#012C36
oklch(27.1% 0.048 217.8)
#99CBDB 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) | #C1C8DC | 0.049 |
| Deuteranopia (no green cones) | #B6C0DB | 0.044 |
| Tritanopia (no blue cones) | #83D1D0 | 0.035 |
| Achromatopsia (no color) | #C3C3C3 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99CBDB
#99CBDB
oklch(81.2% 0.057 219.5)
- #E3B6A7
#E3B6A7
oklch(81.2% 0.057 39.2)
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 #99CBDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.026
- Light Cornflower Blue #98C1D9 ΔE 0.027
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Steel Blue #B0C4DE ΔE 0.033
- Light Grey Blue #9DBCD4 ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.039
- Light Blue #ADD8E6 ΔE 0.044
- Light Sky Blue #87CEFA ΔE 0.044
Use #99CBDB 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.