#CDF5FB
Closest named color: Pale Sky Blue (#BDF6FE). oklch(94.4% 0.042 207.6), rgb(205, 245, 251).
Aa
Black text reads best on this color (18.04:1).
About this color
#CDF5FB is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.042 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.018 away. Black text reads best on it, at 18.04:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 18.04:1 |
| White text | 1.16:1 |
Values
| HEX | #CDF5FB |
| RGB | rgb(205, 245, 251) |
| HSL | hsl(188, 85%, 89%) |
| OKLCH | oklch(94.4% 0.042 207.6) |
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 #CDF5FB | 1.16:1 | Fails | Lc -9.1 | Not readable |
| Black text on #CDF5FB | 18.04:1 | AAA | Lc 95.8 | Preferred for body text |
| #CDF5FB text on white | 1.16:1 | Fails | Lc 7.7 | Not readable |
| #CDF5FB text on black | 18.04:1 | AAA | Lc -96.6 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100 (this color)
#CDF5FB
oklch(94.4% 0.042 207.6)
-
Step 200
200
#C3DFE3
oklch(88.4% 0.03 207.1)
-
Step 300
300
#98CBD3
oklch(80.9% 0.054 208.1)
-
Step 400
400
#58B0BC
oklch(70.7% 0.086 207.2)
-
Step 500
500
#009BAB
oklch(63% 0.108 207.7)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#012C32
oklch(26.9% 0.046 209.1)
#CDF5FB 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) | #EEF1FB | 0.041 |
| Deuteranopia (no green cones) | #E6EBFB | 0.038 |
| Tritanopia (no blue cones) | #BFF9F7 | 0.020 |
| Achromatopsia (no color) | #EEEEEE | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDF5FB
#CDF5FB
oklch(94.4% 0.042 207.6)
- #FFE6E2
#FFE6E2
oklch(94.4% 0.028 28.5)
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 #CDF5FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.018
- Pale Blue #D0FEFE ΔE 0.024
- Duck Egg Blue #C3FBF4 ΔE 0.024
- Diamond #B9F2FF ΔE 0.026
- Light Light Blue #CAFFFB ΔE 0.026
- Really Light Blue #D4FFFF ΔE 0.028
- Very Light Blue #D5FFFF ΔE 0.028
- Very Pale Blue #D6FFFE ΔE 0.029
Use #CDF5FB 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.