#99CDC1
Closest named color: Tiffany Blue (#94D2BD). oklch(80.9% 0.057 179), rgb(153, 205, 193).
Aa
Black text reads best on this color (11.85:1).
About this color
#99CDC1 is a light, muted teal or cyan. In OKLCH its lightness is 81%, its chroma 0.057 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Tiffany Blue (#94D2BD), ΔE 0.017 away. Black text reads best on it, at 11.85:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Tiffany Blue (#94D2BD) |
| Black text | 11.85:1 |
| White text | 1.77:1 |
Values
| HEX | #99CDC1 |
| RGB | rgb(153, 205, 193) |
| HSL | hsl(166, 34%, 70%) |
| OKLCH | oklch(80.9% 0.057 179) |
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 #99CDC1 | 1.77:1 | Fails | Lc -36.5 | Non-text elements, placeholder text |
| Black text on #99CDC1 | 11.85:1 | AAA | Lc 71.3 | Content text, not long reading |
| #99CDC1 text on white | 1.77:1 | Fails | Lc 32.5 | Non-text elements, placeholder text |
| #99CDC1 text on black | 11.85:1 | AAA | Lc -70.2 | Content text, not long reading |
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 300.
-
Step 50
50
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DFEEEA
oklch(93.7% 0.017 178.3)
-
Step 200
200
#C4E0D9
oklch(88.4% 0.031 178.8)
-
Step 300
300 (this color)
#99CDC1
oklch(80.9% 0.057 179)
-
Step 400
400
#59B3A2
oklch(70.6% 0.091 179.6)
-
Step 500
500
#00A08B
oklch(63.2% 0.115 179)
-
Step 600
600
#008674
oklch(55.5% 0.101 178.9)
-
Step 700
700
#007162
oklch(49.1% 0.09 179.3)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#022E27
oklch(27% 0.048 179.1)
#99CDC1 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) | #C9C7C1 | 0.061 |
| Deuteranopia (no green cones) | #BFC0C2 | 0.057 |
| Tritanopia (no blue cones) | #8BCFC9 | 0.017 |
| Achromatopsia (no color) | #C3C3C3 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99CDC1
#99CDC1
oklch(80.9% 0.057 179)
- #E0B2BF
#E0B2BF
oklch(80.8% 0.056 359.7)
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 #99CDC1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tiffany Blue #94D2BD ΔE 0.017
- Pale Teal #82CBB2 ΔE 0.035
- Seafoam Blue #78D1B6 ΔE 0.041
- Ash Gray #BFC8AD ΔE 0.049
- Celeste #A8DADC ΔE 0.050
- Light Cornflower Blue #98C1D9 ΔE 0.055
- Silver #C0C0C0 ΔE 0.057
- Cloudy Blue #ACC2D9 ΔE 0.058
Use #99CDC1 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.