#99F1ED
Closest named color: Robin's Egg Blue (#98EFF9). oklch(90.2% 0.085 192.1), rgb(153, 241, 237).
Aa
Black text reads best on this color (16.15:1).
About this color
#99F1ED is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 90%, its chroma 0.085 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.019 away. Black text reads best on it, at 16.15:1.
| Hue family | Teals and cyans |
| Lightness | very light (90%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 16.15:1 |
| White text | 1.29:1 |
Values
| HEX | #99F1ED |
| RGB | rgb(153, 241, 237) |
| HSL | hsl(177, 76%, 77%) |
| OKLCH | oklch(90.2% 0.085 192.1) |
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 #99F1ED | 1.29:1 | Fails | Lc -16.9 | Dividers and decoration only |
| Black text on #99F1ED | 16.15:1 | AAA | Lc 88.9 | Fine for body text |
| #99F1ED text on white | 1.29:1 | Fails | Lc 14.7 | Not readable |
| #99F1ED text on black | 16.15:1 | AAA | Lc -89.1 | 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
#EBF9F8
oklch(97.1% 0.015 191.8)
-
Step 100
100
#D3F1EF
oklch(93.6% 0.031 191.7)
-
Step 200
200 (this color)
#99F1ED
oklch(90.2% 0.085 192.1)
-
Step 300
300
#5CD7D3
oklch(80.9% 0.109 192.3)
-
Step 400
400
#00B8B4
oklch(70.7% 0.121 192)
-
Step 500
500
#009E9A
oklch(63.2% 0.109 191.6)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#99F1ED 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) | #E7E9ED | 0.089 |
| Deuteranopia (no green cones) | #D7DDEE | 0.084 |
| Tritanopia (no blue cones) | #76F6EF | 0.030 |
| Achromatopsia (no color) | #E2E2E2 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99F1ED
#99F1ED
oklch(90.2% 0.085 192.1)
- #FFD1D5
#FFD1D5
oklch(90.1% 0.052 12.3)
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 #99F1ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.019
- Pale Turquoise #AFEEEE ΔE 0.023
- Robin Egg Blue #8AF1FE ΔE 0.026
- Diamond #B9F2FF ΔE 0.044
- Robin's Egg #6DEDFD ΔE 0.044
- Powder Blue #B0E0E6 ΔE 0.046
- Pale Sky Blue #BDF6FE ΔE 0.048
- Pale Cyan #B7FFFA ΔE 0.052
Use #99F1ED 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.