#99CEBB
Closest named color: Tiffany Blue (#94D2BD). oklch(80.9% 0.061 170.6), rgb(153, 206, 187).
Aa
Black text reads best on this color (11.90:1).
About this color
#99CEBB is a light, muted teal or cyan. In OKLCH its lightness is 81%, its chroma 0.061 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Tiffany Blue (#94D2BD), ΔE 0.011 away. Black text reads best on it, at 11.90:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Tiffany Blue (#94D2BD) |
| Black text | 11.90:1 |
| White text | 1.76:1 |
Values
| HEX | #99CEBB |
| RGB | rgb(153, 206, 187) |
| HSL | hsl(158, 35%, 70%) |
| OKLCH | oklch(80.9% 0.061 170.6) |
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 #99CEBB | 1.76:1 | Fails | Lc -36.3 | Non-text elements, placeholder text |
| Black text on #99CEBB | 11.90:1 | AAA | Lc 71.5 | Content text, not long reading |
| #99CEBB text on white | 1.76:1 | Fails | Lc 32.3 | Non-text elements, placeholder text |
| #99CEBB text on black | 11.90:1 | AAA | Lc -70.4 | 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
#DFEEE8
oklch(93.6% 0.018 170.1)
-
Step 200
200
#C4E1D6
oklch(88.5% 0.034 170.7)
-
Step 300
300 (this color)
#99CEBB
oklch(80.9% 0.061 170.6)
-
Step 400
400
#59B498
oklch(70.6% 0.097 170.9)
-
Step 500
500
#00A17F
oklch(63.1% 0.124 170.8)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#022E23
oklch(26.9% 0.051 171.4)
#99CEBB 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) | #CBC7BA | 0.064 |
| Deuteranopia (no green cones) | #C1C0BC | 0.060 |
| Tritanopia (no blue cones) | #8CCFC8 | 0.021 |
| Achromatopsia (no color) | #C3C3C3 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99CEBB
#99CEBB
oklch(80.9% 0.061 170.6)
- #E1B1C6
#E1B1C6
oklch(81% 0.062 350.5)
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 #99CEBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tiffany Blue #94D2BD ΔE 0.011
- Pale Teal #82CBB2 ΔE 0.030
- Seafoam Blue #78D1B6 ΔE 0.036
- Ash Gray #BFC8AD ΔE 0.047
- Celeste #A8DADC ΔE 0.054
- Light Teal #90E4C1 ΔE 0.058
- Medium Aquamarine #66CDAA ΔE 0.058
- Silver #C0C0C0 ΔE 0.061
Use #99CEBB 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.