#CDFDFB
Closest named color: Pale Blue (#D0FEFE). oklch(96% 0.049 193.2), rgb(205, 253, 251).
Aa
Black text reads best on this color (19.03:1).
About this color
#CDFDFB is a very light, muted teal or cyan. In OKLCH its lightness is 96%, its chroma 0.049 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Blue (#D0FEFE), ΔE 0.006 away. Black text reads best on it, at 19.03:1.
| Hue family | Teals and cyans |
| Lightness | very light (96%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Pale Blue (#D0FEFE) |
| Black text | 19.03:1 |
| White text | 1.10:1 |
Values
| HEX | #CDFDFB |
| RGB | rgb(205, 253, 251) |
| HSL | hsl(178, 92%, 90%) |
| OKLCH | oklch(96% 0.049 193.2) |
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 #CDFDFB | 1.10:1 | Fails | Lc 0.0 | Not readable |
| Black text on #CDFDFB | 19.03:1 | AAA | Lc 99.3 | Preferred for body text |
| #CDFDFB text on white | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #CDFDFB text on black | 19.03:1 | AAA | Lc -100.5 | 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 50.
-
Step 50
50 (this color)
#CDFDFB
oklch(96% 0.049 193.2)
-
Step 100
100
#DDEEED
oklch(93.6% 0.018 192.6)
-
Step 200
200
#C0E1DF
oklch(88.5% 0.035 192)
-
Step 300
300
#90CECC
oklch(80.9% 0.063 193.4)
-
Step 400
400
#43B4B2
oklch(70.6% 0.101 193.5)
-
Step 500
500
#009E9C
oklch(63.2% 0.108 193.2)
-
Step 600
600
#008483
oklch(55.5% 0.095 193.8)
-
Step 700
700
#006F6E
oklch(49% 0.084 193.7)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#002D2D
oklch(26.9% 0.046 194.8)
#CDFDFB 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) | #F7F8FB | 0.052 |
| Deuteranopia (no green cones) | #EDF1FC | 0.048 |
| Tritanopia (no blue cones) | #BFFFFC | 0.016 |
| Achromatopsia (no color) | #F4F4F4 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDFDFB
#CDFDFB
oklch(96% 0.049 193.2)
- #FFEDEE
#FFEDEE
oklch(96.1% 0.02 13.6)
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 #CDFDFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Blue #D0FEFE ΔE 0.006
- Light Light Blue #CAFFFB ΔE 0.006
- Really Light Blue #D4FFFF ΔE 0.011
- Very Light Blue #D5FFFF ΔE 0.012
- Ice #D6FFFA ΔE 0.012
- Very Pale Blue #D6FFFE ΔE 0.013
- Eggshell Blue #C4FFF7 ΔE 0.013
- Ice Blue #D7FFFE ΔE 0.014
Use #CDFDFB 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.