#CBFFFB
Closest named color: Light Light Blue (#CAFFFB). oklch(96.3% 0.053 190.5), rgb(203, 255, 251).
Aa
Black text reads best on this color (19.23:1).
About this color
#CBFFFB is a very light, muted teal or cyan. In OKLCH its lightness is 96%, its chroma 0.053 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Light Light Blue (#CAFFFB), ΔE 0.001 away. Black text reads best on it, at 19.23:1.
| Hue family | Teals and cyans |
| Lightness | very light (96%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Light Light Blue (#CAFFFB) |
| Black text | 19.23:1 |
| White text | 1.09:1 |
Values
| HEX | #CBFFFB |
| RGB | rgb(203, 255, 251) |
| HSL | hsl(175, 100%, 90%) |
| OKLCH | oklch(96.3% 0.053 190.5) |
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 #CBFFFB | 1.09:1 | Fails | Lc 0.0 | Not readable |
| Black text on #CBFFFB | 19.23:1 | AAA | Lc 100.0 | Preferred for body text |
| #CBFFFB text on white | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #CBFFFB text on black | 19.23:1 | AAA | Lc -101.2 | 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)
#CBFFFB
oklch(96.3% 0.053 190.5)
-
Step 100
100
#DCEEED
oklch(93.6% 0.019 192.8)
-
Step 200
200
#BEE2DF
oklch(88.6% 0.038 190.3)
-
Step 300
300
#8CCFCB
oklch(80.9% 0.068 191.2)
-
Step 400
400
#35B6B0
oklch(70.7% 0.109 190.4)
-
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
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#CBFFFB 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 | 0.057 |
| Deuteranopia (no green cones) | #EFF2FC | 0.053 |
| Tritanopia (no blue cones) | #BCFFFE | 0.016 |
| Achromatopsia (no color) | #F5F5F5 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CBFFFB
#CBFFFB
oklch(96.3% 0.053 190.5)
- #FFEEF0
#FFEEF0
oklch(96.3% 0.019 9.3)
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 #CBFFFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Light Blue #CAFFFB ΔE 0.001
- Pale Blue #D0FEFE ΔE 0.008
- Eggshell Blue #C4FFF7 ΔE 0.010
- Really Light Blue #D4FFFF ΔE 0.012
- Ice #D6FFFA ΔE 0.013
- Very Light Blue #D5FFFF ΔE 0.013
- Very Pale Blue #D6FFFE ΔE 0.014
- Ice Blue #D7FFFE ΔE 0.015
Use #CBFFFB 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.