#DEFDFB
Closest named color: Light Cyan (#E0FFFF). oklch(97.1% 0.032 191.9), rgb(222, 253, 251).
Aa
Black text reads best on this color (19.54:1).
About this color
#DEFDFB is a very light, muted teal or cyan. In OKLCH its lightness is 97%, its chroma 0.032 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cyan (#E0FFFF), ΔE 0.007 away. Black text reads best on it, at 19.54:1.
| Hue family | Teals and cyans |
| Lightness | very light (97%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Light Cyan (#E0FFFF) |
| Black text | 19.54:1 |
| White text | 1.07:1 |
Values
| HEX | #DEFDFB |
| RGB | rgb(222, 253, 251) |
| HSL | hsl(176, 89%, 93%) |
| OKLCH | oklch(97.1% 0.032 191.9) |
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 #DEFDFB | 1.07:1 | Fails | Lc 0.0 | Not readable |
| Black text on #DEFDFB | 19.54:1 | AAA | Lc 101.1 | Preferred for body text |
| #DEFDFB text on white | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #DEFDFB text on black | 19.54:1 | AAA | Lc -102.4 | 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)
#DEFDFB
oklch(97.1% 0.032 191.9)
-
Step 100
100
#E1EDEC
oklch(93.7% 0.013 190.9)
-
Step 200
200
#C9DEDD
oklch(88.5% 0.022 193.3)
-
Step 300
300
#A3CAC7
oklch(81% 0.042 190.6)
-
Step 400
400
#6EAEAB
oklch(70.7% 0.066 192)
-
Step 500
500
#419A96
oklch(63.2% 0.085 191.2)
-
Step 600
600
#128481
oklch(55.6% 0.092 191.9)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#085B59
oklch(42.7% 0.071 192.2)
-
Step 900
900
#154B49
oklch(37.8% 0.055 191.5)
-
Step 950
950
#0F2C2B
oklch(27.1% 0.035 192.2)
#DEFDFB 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 | 0.034 |
| Deuteranopia (no green cones) | #F3F5FB | 0.032 |
| Tritanopia (no blue cones) | #D6FFFC | 0.010 |
| Achromatopsia (no color) | #F7F7F7 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DEFDFB
#DEFDFB
oklch(97.1% 0.032 191.9)
- #FFF2F3
#FFF2F3
oklch(97.2% 0.014 12)
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 #DEFDFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cyan #E0FFFF ΔE 0.007
- Ice Blue #D7FFFE ΔE 0.009
- Very Pale Blue #D6FFFE ΔE 0.010
- Ice #D6FFFA ΔE 0.011
- Very Light Blue #D5FFFF ΔE 0.011
- Really Light Blue #D4FFFF ΔE 0.012
- Pale Blue #D0FEFE ΔE 0.016
- Light Light Blue #CAFFFB ΔE 0.023
Use #DEFDFB 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.