#99DECD
Closest named color: Light Teal (#90E4C1). oklch(85% 0.073 177.3), rgb(153, 222, 205).
Aa
Black text reads best on this color (13.68:1).
About this color
#99DECD 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 0.029 away. Black text reads best on it, at 13.68:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Light Teal (#90E4C1) |
| Black text | 13.68:1 |
| White text | 1.53:1 |
Values
| HEX | #99DECD |
| RGB | rgb(153, 222, 205) |
| HSL | hsl(165, 51%, 74%) |
| OKLCH | oklch(85% 0.073 177.3) |
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 #99DECD | 1.53:1 | Fails | Lc -27.9 | Dividers and decoration only |
| Black text on #99DECD | 13.68:1 | AAA | Lc 79.1 | Fine for body text |
| #99DECD text on white | 1.53:1 | Fails | Lc 24.7 | Dividers and decoration only |
| #99DECD text on black | 13.68:1 | AAA | Lc -78.5 | 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)
#99DECD
oklch(85% 0.073 177.3)
-
Step 300
300
#78D5C0
oklch(80.9% 0.095 177.5)
-
Step 400
400
#00BBA0
oklch(70.8% 0.131 177.4)
-
Step 500
500
#00A089
oklch(63.1% 0.116 177.6)
-
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)
#99DECD 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) | #D9D6CC | 0.078 |
| Deuteranopia (no green cones) | #CCCDCE | 0.073 |
| Tritanopia (no blue cones) | #85E0D9 | 0.022 |
| Achromatopsia (no color) | #D1D1D1 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99DECD
#99DECD
oklch(85% 0.073 177.3)
- #F6BACE
#F6BACE
oklch(84.9% 0.073 357)
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 #99DECD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Teal #90E4C1 ΔE 0.029
- Celeste #A8DADC ΔE 0.032
- Tiffany Blue #94D2BD ΔE 0.035
- Powder Blue #B0E0E6 ΔE 0.045
- Light Blue #ADD8E6 ΔE 0.050
- Hospital Green #9BE5AA ΔE 0.057
- Seafoam Blue #78D1B6 ΔE 0.058
- Pale Turquoise #AFEEEE ΔE 0.062
Use #99DECD 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.