#99DFE2
Closest named color: Celeste (#A8DADC). oklch(85.8% 0.07 199.3), rgb(153, 223, 226).
Aa
Black text reads best on this color (14.00:1).
About this color
#99DFE2 is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.070 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.019 away. Black text reads best on it, at 14.00:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.00:1 |
| White text | 1.49:1 |
Values
| HEX | #99DFE2 |
| RGB | rgb(153, 223, 226) |
| HSL | hsl(182, 56%, 74%) |
| OKLCH | oklch(85.8% 0.07 199.3) |
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 #99DFE2 | 1.49:1 | Fails | Lc -26.5 | Dividers and decoration only |
| Black text on #99DFE2 | 14.00:1 | AAA | Lc 80.4 | Fine for body text |
| #99DFE2 text on white | 1.49:1 | Fails | Lc 23.3 | Dividers and decoration only |
| #99DFE2 text on black | 14.00:1 | AAA | Lc -79.9 | 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
#EDF8F8
oklch(97.1% 0.012 197)
-
Step 100
100
#D7F0F0
oklch(93.7% 0.026 196.7)
-
Step 200
200 (this color)
#99DFE2
oklch(85.8% 0.07 199.3)
-
Step 300
300
#74D3D7
oklch(81% 0.09 199.1)
-
Step 400
400
#00B7BD
oklch(70.8% 0.12 199)
-
Step 500
500
#009DA2
oklch(63.2% 0.107 198.8)
-
Step 600
600
#008488
oklch(55.7% 0.095 198.5)
-
Step 700
700
#006F73
oklch(49.2% 0.084 199.2)
-
Step 800
800
#005B5E
oklch(42.8% 0.073 198.7)
-
Step 900
900
#004C4F
oklch(37.8% 0.064 199.4)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#99DFE2 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) | #D6D9E2 | 0.072 |
| Deuteranopia (no green cones) | #C8CFE3 | 0.067 |
| Tritanopia (no blue cones) | #7EE4E0 | 0.028 |
| Achromatopsia (no color) | #D3D3D3 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99DFE2
#99DFE2
oklch(85.8% 0.07 199.3)
- #FBBFBE
#FBBFBE
oklch(85.8% 0.069 19.7)
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 #99DFE2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.019
- Powder Blue #B0E0E6 ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.030
- Robin's Egg Blue #98EFF9 ΔE 0.045
- Pale Turquoise #AFEEEE ΔE 0.049
- Robin's Egg #6DEDFD ΔE 0.051
- Robin Egg Blue #8AF1FE ΔE 0.051
- Light Teal #90E4C1 ΔE 0.054
Use #99DFE2 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.