#CFFFFB
Closest named color: Light Light Blue (#CAFFFB). oklch(96.6% 0.049 190.1), rgb(207, 255, 251).
Aa
Black text reads best on this color (19.35:1).
About this color
#CFFFFB is a very light, muted teal or cyan. In OKLCH its lightness is 97%, its chroma 0.049 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Light Light Blue (#CAFFFB), ΔE 0.006 away. Black text reads best on it, at 19.35:1.
| Hue family | Teals and cyans |
| Lightness | very light (97%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Light Blue (#CAFFFB) |
| Black text | 19.35:1 |
| White text | 1.08:1 |
Values
| HEX | #CFFFFB |
| RGB | rgb(207, 255, 251) |
| HSL | hsl(175, 100%, 91%) |
| OKLCH | oklch(96.6% 0.049 190.1) |
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 #CFFFFB | 1.08:1 | Fails | Lc 0.0 | Not readable |
| Black text on #CFFFFB | 19.35:1 | AAA | Lc 100.4 | Preferred for body text |
| #CFFFFB text on white | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #CFFFFB text on black | 19.35:1 | AAA | Lc -101.7 | 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)
#CFFFFB
oklch(96.6% 0.049 190.1)
-
Step 100
100
#DDEEEC
oklch(93.6% 0.018 188.4)
-
Step 200
200
#C0E1DE
oklch(88.5% 0.035 189.8)
-
Step 300
300
#91CECA
oklch(80.9% 0.063 190.9)
-
Step 400
400
#44B5AF
oklch(70.8% 0.101 190.2)
-
Step 500
500
#009E98
oklch(63.1% 0.109 190)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
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
#002E2B
oklch(27.1% 0.047 188)
#CFFFFB 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) | #F9FAFB | 0.052 |
| Deuteranopia (no green cones) | #F0F3FC | 0.049 |
| Tritanopia (no blue cones) | #C1FFFE | 0.016 |
| Achromatopsia (no color) | #F6F6F6 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFFFFB
#CFFFFB
oklch(96.6% 0.049 190.1)
- #FFEFF1
#FFEFF1
oklch(96.5% 0.017 8.8)
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 #CFFFFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Light Blue #CAFFFB ΔE 0.006
- Pale Blue #D0FEFE ΔE 0.006
- Ice #D6FFFA ΔE 0.008
- Really Light Blue #D4FFFF ΔE 0.008
- Very Light Blue #D5FFFF ΔE 0.009
- Very Pale Blue #D6FFFE ΔE 0.010
- Ice Blue #D7FFFE ΔE 0.011
- Eggshell Blue #C4FFF7 ΔE 0.014
Use #CFFFFB 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.