#99DDCC
Closest named color: Light Teal (#90E4C1). oklch(84.7% 0.073 177.1), rgb(153, 221, 204).
Aa
Black text reads best on this color (13.56:1).
About this color
#99DDCC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.073 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Light Teal (#90E4C1), ΔE 0.030 away. Black text reads best on it, at 13.56:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Light Teal (#90E4C1) |
| Black text | 13.56:1 |
| White text | 1.54:1 |
Values
| HEX | #99DDCC |
| RGB | rgb(153, 221, 204) |
| HSL | hsl(165, 50%, 73%) |
| OKLCH | oklch(84.7% 0.073 177.1) |
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 #99DDCC | 1.54:1 | Fails | Lc -28.5 | Dividers and decoration only |
| Black text on #99DDCC | 13.56:1 | AAA | Lc 78.6 | Fine for body text |
| #99DDCC text on white | 1.54:1 | Fails | Lc 25.1 | Dividers and decoration only |
| #99DDCC text on black | 13.56:1 | AAA | Lc -78.0 | Fine for body text |
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 200.
-
Step 50
50
#EDF8F5
oklch(97% 0.012 178)
-
Step 100
100
#D8F0E9
oklch(93.6% 0.027 176.3)
-
Step 200
200 (this color)
#99DDCC
oklch(84.7% 0.073 177.1)
-
Step 300
300
#79D5C0
oklch(81% 0.094 177.4)
-
Step 400
400
#00BB9F
oklch(70.8% 0.132 176.8)
-
Step 500
500
#00A088
oklch(63.1% 0.117 177)
-
Step 600
600
#008772
oklch(55.7% 0.104 176.6)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#99DDCC 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) | #D8D5CB | 0.077 |
| Deuteranopia (no green cones) | #CCCCCD | 0.073 |
| Tritanopia (no blue cones) | #86DFD8 | 0.022 |
| Achromatopsia (no color) | #D0D0D0 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99DDCC
#99DDCC
oklch(84.7% 0.073 177.1)
- #F5BACD
#F5BACD
oklch(84.8% 0.072 357.6)
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 #99DDCC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Teal #90E4C1 ΔE 0.030
- Celeste #A8DADC ΔE 0.032
- Tiffany Blue #94D2BD ΔE 0.033
- Powder Blue #B0E0E6 ΔE 0.046
- Light Blue #ADD8E6 ΔE 0.050
- Seafoam Blue #78D1B6 ΔE 0.055
- Hospital Green #9BE5AA ΔE 0.057
- Pale Teal #82CBB2 ΔE 0.062
Use #99DDCC 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.