#99CEDF
Closest named color: Sky Blue (#87CEEB). oklch(82% 0.06 219.6), rgb(153, 206, 223).
Aa
Black text reads best on this color (12.24:1).
About this color
#99CEDF is a light, muted teal or cyan. In OKLCH its lightness is 82%, its chroma 0.060 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.024 away. Black text reads best on it, at 12.24:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.24:1 |
| White text | 1.71:1 |
Values
| HEX | #99CEDF |
| RGB | rgb(153, 206, 223) |
| HSL | hsl(195, 52%, 74%) |
| OKLCH | oklch(82% 0.06 219.6) |
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 #99CEDF | 1.71:1 | Fails | Lc -34.6 | Non-text elements, placeholder text |
| Black text on #99CEDF | 12.24:1 | AAA | Lc 73.0 | Content text, not long reading |
| #99CEDF text on white | 1.71:1 | Fails | Lc 30.8 | Non-text elements, placeholder text |
| #99CEDF text on black | 12.24:1 | AAA | Lc -72.0 | 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
#DEEDF2
oklch(93.6% 0.017 219.7)
-
Step 200
200
#C2DFE8
oklch(88.5% 0.033 218.4)
-
Step 300
300 (this color)
#99CEDF
oklch(82% 0.06 219.6)
-
Step 400
400
#52AFC9
oklch(70.8% 0.095 218.9)
-
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
#002C37
oklch(27.1% 0.049 219.4)
#99CEDF 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) | #C3CBE0 | 0.051 |
| Deuteranopia (no green cones) | #B8C2DF | 0.047 |
| Tritanopia (no blue cones) | #81D4D3 | 0.037 |
| Achromatopsia (no color) | #C6C6C6 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99CEDF
#99CEDF
oklch(82% 0.06 219.6)
- #E7B8A8
#E7B8A8
oklch(82% 0.059 39.6)
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 #99CEDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.024
- Light Cornflower Blue #98C1D9 ΔE 0.034
- Cloudy Blue #ACC2D9 ΔE 0.035
- Light Steel Blue #B0C4DE ΔE 0.036
- Light Blue #ADD8E6 ΔE 0.037
- Light Blue Grey #B7C9E2 ΔE 0.038
- Celeste #A8DADC ΔE 0.040
- Light Sky Blue #87CEFA ΔE 0.041
Use #99CEDF 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.