#99EEDD
Closest named color: Pale Turquoise (#AFEEEE). oklch(89% 0.086 180.2), rgb(153, 238, 221).
Aa
Black text reads best on this color (15.62:1).
About this color
#99EEDD is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.086 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Turquoise (#AFEEEE), ΔE 0.035 away. Black text reads best on it, at 15.62:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 15.62:1 |
| White text | 1.34:1 |
Values
| HEX | #99EEDD |
| RGB | rgb(153, 238, 221) |
| HSL | hsl(168, 71%, 77%) |
| OKLCH | oklch(89% 0.086 180.2) |
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 #99EEDD | 1.34:1 | Fails | Lc -19.2 | Dividers and decoration only |
| Black text on #99EEDD | 15.62:1 | AAA | Lc 86.9 | Fine for body text |
| #99EEDD text on white | 1.34:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #99EEDD text on black | 15.62:1 | AAA | Lc -86.8 | 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
#EBF9F6
oklch(97.1% 0.015 181.8)
-
Step 100
100
#D4F1EB
oklch(93.5% 0.031 181.8)
-
Step 200
200 (this color)
#99EEDD
oklch(89% 0.086 180.2)
-
Step 300
300
#63D8C3
oklch(80.9% 0.111 179.9)
-
Step 400
400
#00BAA4
oklch(70.7% 0.128 180.3)
-
Step 500
500
#00A08C
oklch(63.2% 0.115 179.7)
-
Step 600
600
#008676
oklch(55.6% 0.1 180.5)
-
Step 700
700
#007163
oklch(49.2% 0.089 180.3)
-
Step 800
800
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#99EEDD 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) | #E7E5DC | 0.091 |
| Deuteranopia (no green cones) | #D8DADE | 0.086 |
| Tritanopia (no blue cones) | #7DF1E9 | 0.026 |
| Achromatopsia (no color) | #DEDEDE | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99EEDD
#99EEDD
oklch(89% 0.086 180.2)
- #FFCAD9
#FFCAD9
oklch(89% 0.063 359.7)
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 #99EEDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Turquoise #AFEEEE ΔE 0.035
- Robin's Egg Blue #98EFF9 ΔE 0.038
- Light Turquoise #7EF4CC ΔE 0.041
- Light Teal #90E4C1 ΔE 0.043
- Robin Egg Blue #8AF1FE ΔE 0.044
- Light Aqua #8CFFDB ΔE 0.048
- Powder Blue #B0E0E6 ΔE 0.049
- Robin's Egg #6DEDFD ΔE 0.054
Use #99EEDD 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.