#DFF3F3
Closest named color: Anti-Flash White (#EDF2F4). oklch(94.9% 0.021 196.8), rgb(223, 243, 243).
Aa
Black text reads best on this color (18.25:1).
About this color
#DFF3F3 is a very light close to neutral grey. In OKLCH its lightness is 95%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.018 away. Black text reads best on it, at 18.25:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.25:1 |
| White text | 1.15:1 |
Values
| HEX | #DFF3F3 |
| RGB | rgb(223, 243, 243) |
| HSL | hsl(180, 45%, 91%) |
| OKLCH | oklch(94.9% 0.021 196.8) |
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 #DFF3F3 | 1.15:1 | Fails | Lc -8.3 | Not readable |
| Black text on #DFF3F3 | 18.25:1 | AAA | Lc 96.5 | Preferred for body text |
| #DFF3F3 text on white | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #DFF3F3 text on black | 18.25:1 | AAA | Lc -97.4 | 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 100.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100 (this color)
#DFF3F3
oklch(94.9% 0.021 196.8)
-
Step 200
200
#CEDCDC
oklch(88.4% 0.015 196.9)
-
Step 300
300
#ADC6C6
oklch(80.8% 0.027 196.6)
-
Step 400
400
#81A9AA
oklch(70.6% 0.043 198.1)
-
Step 500
500
#609495
oklch(63.1% 0.055 197.4)
-
Step 600
600
#457E7F
oklch(55.5% 0.06 197)
-
Step 700
700
#366B6B
oklch(49.2% 0.057 195.5)
-
Step 800
800
#2E5758
oklch(42.7% 0.046 197.6)
-
Step 900
900
#294848
oklch(37.8% 0.037 195.7)
-
Step 950
950
#192A2A
oklch(27% 0.023 195.9)
#DFF3F3 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) | #F0F1F3 | 0.022 |
| Deuteranopia (no green cones) | #ECEEF3 | 0.020 |
| Tritanopia (no blue cones) | #D9F4F3 | 0.008 |
| Achromatopsia (no color) | #EFEFEF | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DFF3F3
#DFF3F3
oklch(94.9% 0.021 196.8)
- #FCE9E9
#FCE9E9
oklch(94.9% 0.021 17.5)
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 #DFF3F3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.018
- White Smoke #F5F5F5 ΔE 0.030
- Ice Blue #D7FFFE ΔE 0.030
- Ice #D6FFFA ΔE 0.030
- Alice Blue #F0F8FF ΔE 0.030
- Very Pale Blue #D6FFFE ΔE 0.030
- Pale Blue #D0FEFE ΔE 0.030
- Light Cyan #E0FFFF ΔE 0.030
Use #DFF3F3 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.