#99DCD5
Closest named color: Celeste (#A8DADC). oklch(84.8% 0.068 187.8), rgb(153, 220, 213).
Aa
Black text reads best on this color (13.55:1).
About this color
#99DCD5 is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.068 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.021 away. Black text reads best on it, at 13.55:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.55:1 |
| White text | 1.54:1 |
Values
| HEX | #99DCD5 |
| RGB | rgb(153, 220, 213) |
| HSL | hsl(174, 49%, 73%) |
| OKLCH | oklch(84.8% 0.068 187.8) |
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 #99DCD5 | 1.54:1 | Fails | Lc -28.5 | Dividers and decoration only |
| Black text on #99DCD5 | 13.55:1 | AAA | Lc 78.6 | Fine for body text |
| #99DCD5 text on white | 1.54:1 | Fails | Lc 25.2 | Dividers and decoration only |
| #99DCD5 text on black | 13.55:1 | AAA | Lc -77.9 | 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
#EDF8F7
oklch(97.1% 0.012 190.4)
-
Step 100
100
#D8F0ED
oklch(93.7% 0.026 187.7)
-
Step 200
200 (this color)
#99DCD5
oklch(84.8% 0.068 187.8)
-
Step 300
300
#79D3CB
oklch(80.8% 0.088 188.2)
-
Step 400
400
#00B9AE
oklch(70.8% 0.123 187.3)
-
Step 500
500
#009E95
oklch(63% 0.11 187.7)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#007069
oklch(49.1% 0.086 187.3)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D48
oklch(37.8% 0.066 187.3)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#99DCD5 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) | #D5D5D5 | 0.073 |
| Deuteranopia (no green cones) | #C9CCD6 | 0.068 |
| Tritanopia (no blue cones) | #83DFDA | 0.021 |
| Achromatopsia (no color) | #D0D0D0 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99DCD5
#99DCD5
oklch(84.8% 0.068 187.8)
- #F5BBC5
#F5BBC5
oklch(84.7% 0.068 7.1)
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 #99DCD5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.021
- Powder Blue #B0E0E6 ΔE 0.037
- Tiffany Blue #94D2BD ΔE 0.038
- Light Blue #ADD8E6 ΔE 0.038
- Light Teal #90E4C1 ΔE 0.042
- Robin's Egg Blue #98EFF9 ΔE 0.060
- Pale Turquoise #AFEEEE ΔE 0.060
- Sky Blue #87CEEB ΔE 0.060
Use #99DCD5 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.