#DCF3EF
Closest named color: Anti-Flash White (#EDF2F4). oklch(94.6% 0.025 184.3), rgb(220, 243, 239).
Aa
Black text reads best on this color (18.10:1).
About this color
#DCF3EF is a very light close to neutral grey. In OKLCH its lightness is 95%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.024 away. Black text reads best on it, at 18.10:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.10:1 |
| White text | 1.15:1 |
Values
| HEX | #DCF3EF |
| RGB | rgb(220, 243, 239) |
| HSL | hsl(170, 49%, 91%) |
| OKLCH | oklch(94.6% 0.025 184.3) |
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 #DCF3EF | 1.15:1 | Fails | Lc -8.9 | Not readable |
| Black text on #DCF3EF | 18.10:1 | AAA | Lc 96.0 | Preferred for body text |
| #DCF3EF text on white | 1.15:1 | Fails | Lc 7.5 | Not readable |
| #DCF3EF text on black | 18.10:1 | AAA | Lc -96.8 | 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 100.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100 (this color)
#DCF3EF
oklch(94.6% 0.025 184.3)
-
Step 200
200
#CDDDDA
oklch(88.5% 0.018 183.5)
-
Step 300
300
#ABC8C3
oklch(81% 0.032 184)
-
Step 400
400
#7DABA4
oklch(70.6% 0.05 184.5)
-
Step 500
500
#5A978E
oklch(63.2% 0.065 183.8)
-
Step 600
600
#3D8178
oklch(55.6% 0.071 184)
-
Step 700
700
#2E6D65
oklch(49.1% 0.066 184.2)
-
Step 800
800
#285952
oklch(42.8% 0.055 183.2)
-
Step 900
900
#254944
oklch(37.7% 0.043 184.1)
-
Step 950
950
#172B28
oklch(27.1% 0.027 183.8)
#DCF3EF 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) | #F1F0EF | 0.027 |
| Deuteranopia (no green cones) | #ECEDEF | 0.024 |
| Tritanopia (no blue cones) | #D6F4F2 | 0.008 |
| Achromatopsia (no color) | #EEEEEE | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DCF3EF
#DCF3EF
oklch(94.6% 0.025 184.3)
- #FDE7EB
#FDE7EB
oklch(94.7% 0.025 5.1)
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 #DCF3EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.024
- Ice #D6FFFA ΔE 0.030
- Pale Blue #D0FEFE ΔE 0.030
- Ice Blue #D7FFFE ΔE 0.031
- Very Pale Blue #D6FFFE ΔE 0.031
- Very Light Blue #D5FFFF ΔE 0.031
- Really Light Blue #D4FFFF ΔE 0.031
- Duck Egg Blue #C3FBF4 ΔE 0.033
Use #DCF3EF 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.