#CFF5FB
Closest named color: Pale Sky Blue (#BDF6FE). oklch(94.5% 0.04 208.1), rgb(207, 245, 251).
Aa
Black text reads best on this color (18.10:1).
About this color
#CFF5FB is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.040 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.020 away. Black text reads best on it, at 18.10:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 18.10:1 |
| White text | 1.15:1 |
Values
| HEX | #CFF5FB |
| RGB | rgb(207, 245, 251) |
| HSL | hsl(188, 85%, 90%) |
| OKLCH | oklch(94.5% 0.04 208.1) |
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 #CFF5FB | 1.15:1 | Fails | Lc -8.9 | Not readable |
| Black text on #CFF5FB | 18.10:1 | AAA | Lc 96.0 | Preferred for body text |
| #CFF5FB text on white | 1.15:1 | Fails | Lc 7.5 | Not readable |
| #CFF5FB text on black | 18.10:1 | AAA | Lc -96.8 | 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)
#CFF5FB
oklch(94.5% 0.04 208.1)
-
Step 200
200
#C4DFE3
oklch(88.5% 0.029 207.4)
-
Step 300
300
#9ACAD2
oklch(80.8% 0.051 208.8)
-
Step 400
400
#5CAFBB
oklch(70.6% 0.082 207.7)
-
Step 500
500
#149BAB
oklch(63.2% 0.105 208.1)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#042C32
oklch(27% 0.044 209.8)
#CFF5FB 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) | #EEF2FB | 0.038 |
| Deuteranopia (no green cones) | #E6EBFB | 0.037 |
| Tritanopia (no blue cones) | #C2F9F7 | 0.020 |
| Achromatopsia (no color) | #EEEEEE | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFF5FB
#CFF5FB
oklch(94.5% 0.04 208.1)
- #FFE6E3
#FFE6E3
oklch(94.4% 0.028 25.9)
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 #CFF5FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.020
- Pale Blue #D0FEFE ΔE 0.023
- Duck Egg Blue #C3FBF4 ΔE 0.025
- Light Light Blue #CAFFFB ΔE 0.026
- Really Light Blue #D4FFFF ΔE 0.027
- Very Light Blue #D5FFFF ΔE 0.027
- Diamond #B9F2FF ΔE 0.028
- Very Pale Blue #D6FFFE ΔE 0.028
Use #CFF5FB 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.