#99CCDF
Closest named color: Sky Blue (#87CEEB). oklch(81.6% 0.059 222.9), rgb(153, 204, 223).
Aa
Black text reads best on this color (12.05:1).
About this color
#99CCDF is a light, muted teal or cyan. In OKLCH its lightness is 82%, its chroma 0.059 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.023 away. Black text reads best on it, at 12.05:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.05:1 |
| White text | 1.74:1 |
Values
| HEX | #99CCDF |
| RGB | rgb(153, 204, 223) |
| HSL | hsl(196, 52%, 74%) |
| OKLCH | oklch(81.6% 0.059 222.9) |
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 #99CCDF | 1.74:1 | Fails | Lc -35.5 | Non-text elements, placeholder text |
| Black text on #99CCDF | 12.05:1 | AAA | Lc 72.2 | Content text, not long reading |
| #99CCDF text on white | 1.74:1 | Fails | Lc 31.6 | Non-text elements, placeholder text |
| #99CCDF text on black | 12.05:1 | AAA | Lc -71.1 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DEEDF2
oklch(93.6% 0.017 219.7)
-
Step 200
200
#C3DEE9
oklch(88.4% 0.032 224.3)
-
Step 300
300 (this color)
#99CCDF
oklch(81.6% 0.059 222.9)
-
Step 400
400
#55AECC
oklch(70.8% 0.095 222.8)
-
Step 500
500
#0098BD
oklch(63.1% 0.118 223.1)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002B38
oklch(26.8% 0.05 223.6)
#99CCDF 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) | #C1C9E0 | 0.049 |
| Deuteranopia (no green cones) | #B6C1DF | 0.043 |
| Tritanopia (no blue cones) | #82D2D2 | 0.038 |
| Achromatopsia (no color) | #C4C4C4 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99CCDF
#99CCDF
oklch(81.6% 0.059 222.9)
- #E5B7A5
#E5B7A5
oklch(81.6% 0.059 42.4)
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 #99CCDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.023
- Light Cornflower Blue #98C1D9 ΔE 0.029
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Steel Blue #B0C4DE ΔE 0.033
- Light Blue Grey #B7C9E2 ΔE 0.037
- Light Sky Blue #87CEFA ΔE 0.040
- Light Grey Blue #9DBCD4 ΔE 0.041
- Light Blue #ADD8E6 ΔE 0.042
Use #99CCDF 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.