#C5FDE4
Closest named color: Pale Aqua (#B8FFEB). oklch(94.9% 0.066 165.9), rgb(197, 253, 228).
Aa
Black text reads best on this color (18.54:1).
About this color
#C5FDE4 is a very light, muted green. In OKLCH its lightness is 95%, its chroma 0.066 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Aqua (#B8FFEB), ΔE 0.015 away. Black text reads best on it, at 18.54:1.
| Hue family | Greens |
| Lightness | very light (95%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Pale Aqua (#B8FFEB) |
| Black text | 18.54:1 |
| White text | 1.13:1 |
Values
| HEX | #C5FDE4 |
| RGB | rgb(197, 253, 228) |
| HSL | hsl(153, 93%, 88%) |
| OKLCH | oklch(94.9% 0.066 165.9) |
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 #C5FDE4 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| Black text on #C5FDE4 | 18.54:1 | AAA | Lc 97.6 | Preferred for body text |
| #C5FDE4 text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #C5FDE4 text on black | 18.54:1 | AAA | Lc -98.6 | Preferred 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 100.
-
Step 50
50
#EFF8F4
oklch(97.1% 0.011 167.8)
-
Step 100
100 (this color)
#C5FDE4
oklch(94.9% 0.066 165.9)
-
Step 200
200
#BDE4D2
oklch(88.6% 0.048 165.6)
-
Step 300
300
#8AD2B4
oklch(80.8% 0.084 166.2)
-
Step 400
400
#2CBB8D
oklch(70.8% 0.136 166)
-
Step 500
500
#00A277
oklch(63.2% 0.131 166)
-
Step 600
600
#008863
oklch(55.6% 0.116 165.8)
-
Step 700
700
#007253
oklch(49% 0.101 166.2)
-
Step 800
800
#005E43
oklch(42.7% 0.089 165.5)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#C5FDE4 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) | #FAF5E3 | 0.066 |
| Deuteranopia (no green cones) | #F0EEE5 | 0.063 |
| Tritanopia (no blue cones) | #B9FDF6 | 0.026 |
| Achromatopsia (no color) | #F1F1F1 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5FDE4
#C5FDE4
oklch(94.9% 0.066 165.9)
- #FFE6F3
#FFE6F3
oklch(94.9% 0.032 345)
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 #C5FDE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Aqua #B8FFEB ΔE 0.015
- Duck Egg Blue #C3FBF4 ΔE 0.024
- Eggshell Blue #C4FFF7 ΔE 0.024
- Pale Cyan #B7FFFA ΔE 0.030
- Light Light Blue #CAFFFB ΔE 0.031
- Ice #D6FFFA ΔE 0.037
- Pale Blue #D0FEFE ΔE 0.038
- Really Light Blue #D4FFFF ΔE 0.042
Use #C5FDE4 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.