#99DAEA
Closest named color: Light Blue (#ADD8E6). oklch(85% 0.069 214.8), rgb(153, 218, 234).
Aa
Black text reads best on this color (13.57:1).
About this color
#99DAEA is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.069 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.022 away. Black text reads best on it, at 13.57:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.57:1 |
| White text | 1.54:1 |
Values
| HEX | #99DAEA |
| RGB | rgb(153, 218, 234) |
| HSL | hsl(192, 66%, 76%) |
| OKLCH | oklch(85% 0.069 214.8) |
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 #99DAEA | 1.54:1 | Fails | Lc -28.4 | Dividers and decoration only |
| Black text on #99DAEA | 13.57:1 | AAA | Lc 78.6 | Fine for body text |
| #99DAEA text on white | 1.54:1 | Fails | Lc 25.1 | Dividers and decoration only |
| #99DAEA text on black | 13.57:1 | 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
#EDF8FA
oklch(97.1% 0.012 209.8)
-
Step 100
100
#D8EFF5
oklch(93.7% 0.026 215.1)
-
Step 200
200 (this color)
#99DAEA
oklch(85% 0.069 214.8)
-
Step 300
300
#78D0E4
oklch(81% 0.089 214.1)
-
Step 400
400
#00B4D1
oklch(70.8% 0.125 214.7)
-
Step 500
500
#009AB3
oklch(63.1% 0.111 214.6)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005968
oklch(42.7% 0.075 214.2)
-
Step 900
900
#004A57
oklch(37.6% 0.066 214.5)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#99DAEA 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) | #CED6EB | 0.063 |
| Deuteranopia (no green cones) | #C1CBEA | 0.058 |
| Tritanopia (no blue cones) | #7BE0DF | 0.039 |
| Achromatopsia (no color) | #D0D0D0 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99DAEA
#99DAEA
oklch(85% 0.069 214.8)
- #F7BEB0
#F7BEB0
oklch(84.9% 0.069 34.2)
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 #99DAEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.022
- Celeste #A8DADC ΔE 0.024
- Powder Blue #B0E0E6 ΔE 0.033
- Sky Blue #87CEEB ΔE 0.040
- Baby Blue #A2CFFE ΔE 0.048
- Light Sky Blue #87CEFA ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.051
- Robin's Egg Blue #98EFF9 ΔE 0.054
Use #99DAEA 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.