#DEFDF4
Closest named color: Ice (#D6FFFA). oklch(96.9% 0.034 176.2), rgb(222, 253, 244).
Aa
Black text reads best on this color (19.46:1).
About this color
#DEFDF4 is a very light, muted teal or cyan. In OKLCH its lightness is 97%, its chroma 0.034 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Ice (#D6FFFA), ΔE 0.011 away. Black text reads best on it, at 19.46:1.
| Hue family | Teals and cyans |
| Lightness | very light (97%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Ice (#D6FFFA) |
| Black text | 19.46:1 |
| White text | 1.07:1 |
Values
| HEX | #DEFDF4 |
| RGB | rgb(222, 253, 244) |
| HSL | hsl(163, 89%, 93%) |
| OKLCH | oklch(96.9% 0.034 176.2) |
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 #DEFDF4 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| Black text on #DEFDF4 | 19.46:1 | AAA | Lc 100.8 | Preferred for body text |
| #DEFDF4 text on white | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #DEFDF4 text on black | 19.46:1 | AAA | Lc -102.1 | 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)
#DEFDF4
oklch(96.9% 0.034 176.2)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#C9DFD8
oklch(88.5% 0.025 174.7)
-
Step 300
300
#A4CABF
oklch(80.8% 0.043 175.7)
-
Step 400
400
#6FAF9F
oklch(70.6% 0.07 176.6)
-
Step 500
500
#439B88
oklch(63% 0.09 176.9)
-
Step 600
600
#188671
oklch(55.7% 0.098 175.8)
-
Step 700
700
#03715F
oklch(49.1% 0.091 176.4)
-
Step 800
800
#0D5C4E
oklch(42.7% 0.075 177)
-
Step 900
900
#174C40
oklch(37.8% 0.059 175.1)
-
Step 950
950
#0F2C26
oklch(26.9% 0.037 177.8)
#DEFDF4 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) | #FAF9F4 | 0.036 |
| Deuteranopia (no green cones) | #F4F4F5 | 0.035 |
| Tritanopia (no blue cones) | #D7FEFA | 0.010 |
| Achromatopsia (no color) | #F6F6F6 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DEFDF4
#DEFDF4
oklch(96.9% 0.034 176.2)
- #FFF1F5
#FFF1F5
oklch(97% 0.016 358)
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 #DEFDF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ice #D6FFFA ΔE 0.011
- Ice Blue #D7FFFE ΔE 0.014
- Very Pale Blue #D6FFFE ΔE 0.014
- Light Cyan #E0FFFF ΔE 0.015
- Very Light Blue #D5FFFF ΔE 0.016
- Really Light Blue #D4FFFF ΔE 0.017
- Pale Blue #D0FEFE ΔE 0.019
- Light Light Blue #CAFFFB ΔE 0.023
Use #DEFDF4 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.