Light Light Blue #CAFFFB
Light Light Blue is a very light, muted teal or cyan with hex code #CAFFFB and RGB rgb(202, 255, 251).
Aa
Black text reads best on this color (19.20:1).
About this color
#CAFFFB is a very light, muted teal or cyan. In OKLCH its lightness is 96%, its chroma 0.054 and its hue 191°. Its hue sits on the cool side of the wheel. It is the named color Light Light Blue. Black text reads best on it, at 19.20:1.
| Hue family | Teals and cyans |
| Lightness | very light (96%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Light Light Blue |
| Black text | 19.20:1 |
| White text | 1.09:1 |
Colors that go with Light Light Blue
Matches found by rotating Light Light Blue around the OKLCH hue wheel, each labelled with the closest name in our list.
Complementary
The opposite hue (180°).
Analogous
Neighbouring hues, 30° either side.
Triadic
Three hues spaced 120° apart.
Color palettes with Light Light Blue
Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Light Light Blue, closest first.
Similar named colors
The eight named colors closest to Light Light Blue, with their ΔE distance.
- Pale Blue #D0FEFE ΔE 0.009
- Eggshell Blue #C4FFF7 ΔE 0.009
- Really Light Blue #D4FFFF ΔE 0.013
- Ice #D6FFFA ΔE 0.014
- Very Light Blue #D5FFFF ΔE 0.014
- Very Pale Blue #D6FFFE ΔE 0.015
- Duck Egg Blue #C3FBF4 ΔE 0.015
- Ice Blue #D7FFFE ΔE 0.016
More about Light Light Blue
How to make Light Light Blue
A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.
- 4 parts white
- 1 part green
Recipe result: #CBEFD1, a difference of ΔE 0.058 from Light Light Blue. That is close; add a little more of one paint to match.
Codes for Light Light Blue in every format
| HEX | #CAFFFB |
| RGB | rgb(202, 255, 251) |
| HSL | hsl(175, 100%, 90%) |
| OKLCH | oklch(96.3% 0.054 190.6) |
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 #CAFFFB | 1.09:1 | Fails | Lc 0.0 | Not readable |
| Black text on #CAFFFB | 19.20:1 | AAA | Lc 99.9 | Preferred for body text |
| #CAFFFB text on white | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #CAFFFB text on black | 19.20:1 | AAA | Lc -101.1 | Preferred for body text |
Shades and tints of Light Light Blue
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)
#CAFFFB
oklch(96.3% 0.054 190.6)
-
Step 100
100
#DCEEED
oklch(93.6% 0.019 192.8)
-
Step 200
200
#BDE2DF
oklch(88.5% 0.039 190.4)
-
Step 300
300
#8BCFCB
oklch(80.8% 0.069 191.2)
-
Step 400
400
#31B6B0
oklch(70.6% 0.111 190.4)
-
Step 500
500
#009E99
oklch(63.1% 0.109 190.8)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
Light Light Blue 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) | #F9F9FB | 0.058 |
| Deuteranopia (no green cones) | #EEF1FC | 0.054 |
| Tritanopia (no blue cones) | #BAFFFE | 0.017 |
| Achromatopsia (no color) | #F5F5F5 | 0.054 |
Use Light Light Blue 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.