#99CDC8
Closest named color: Tiffany Blue (#94D2BD). oklch(81.1% 0.054 188.8), rgb(153, 205, 200).
Aa
Black text reads best on this color (11.92:1).
About this color
#99CDC8 is a light, muted teal or cyan. In OKLCH its lightness is 81%, its chroma 0.054 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Tiffany Blue (#94D2BD), ΔE 0.025 away. Black text reads best on it, at 11.92:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Tiffany Blue (#94D2BD) |
| Black text | 11.92:1 |
| White text | 1.76:1 |
Values
| HEX | #99CDC8 |
| RGB | rgb(153, 205, 200) |
| HSL | hsl(174, 34%, 70%) |
| OKLCH | oklch(81.1% 0.054 188.8) |
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 #99CDC8 | 1.76:1 | Fails | Lc -36.2 | Non-text elements, placeholder text |
| Black text on #99CDC8 | 11.92:1 | AAA | Lc 71.6 | Content text, not long reading |
| #99CDC8 text on white | 1.76:1 | Fails | Lc 32.2 | Non-text elements, placeholder text |
| #99CDC8 text on black | 11.92:1 | AAA | Lc -70.5 | 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DFEDEC
oklch(93.5% 0.015 191.8)
-
Step 200
200
#C4E0DD
oklch(88.5% 0.03 188.8)
-
Step 300
300 (this color)
#99CDC8
oklch(81.1% 0.054 188.8)
-
Step 400
400
#58B2AB
oklch(70.6% 0.087 188.7)
-
Step 500
500
#009E97
oklch(63.1% 0.109 189.2)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C48
oklch(37.6% 0.065 188.7)
-
Step 950
950
#012D2B
oklch(26.9% 0.046 190.1)
#99CDC8 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) | #C7C7C8 | 0.058 |
| Deuteranopia (no green cones) | #BDC0C9 | 0.054 |
| Tritanopia (no blue cones) | #89D0CB | 0.017 |
| Achromatopsia (no color) | #C3C3C3 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99CDC8
#99CDC8
oklch(81.1% 0.054 188.8)
- #E2B3BA
#E2B3BA
oklch(81.1% 0.055 8.4)
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 #99CDC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tiffany Blue #94D2BD ΔE 0.025
- Pale Teal #82CBB2 ΔE 0.042
- Celeste #A8DADC ΔE 0.045
- Light Cornflower Blue #98C1D9 ΔE 0.047
- Seafoam Blue #78D1B6 ΔE 0.048
- Cloudy Blue #ACC2D9 ΔE 0.050
- Sky Blue #87CEEB ΔE 0.051
- Ash Gray #BFC8AD ΔE 0.053
Use #99CDC8 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.