#DFF3F4
Closest named color: Anti-Flash White (#EDF2F4). oklch(95% 0.021 200.4), rgb(223, 243, 244).
Aa
Black text reads best on this color (18.26:1).
About this color
#DFF3F4 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 18.26:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.26:1 |
| White text | 1.14:1 |
Values
| HEX | #DFF3F4 |
| RGB | rgb(223, 243, 244) |
| HSL | hsl(183, 49%, 92%) |
| OKLCH | oklch(95% 0.021 200.4) |
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 #DFF3F4 | 1.14:1 | Fails | Lc -8.3 | Not readable |
| Black text on #DFF3F4 | 18.26:1 | AAA | Lc 96.5 | Preferred for body text |
| #DFF3F4 text on white | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #DFF3F4 text on black | 18.26:1 | 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)
#DFF3F4
oklch(95% 0.021 200.4)
-
Step 200
200
#CEDCDD
oklch(88.4% 0.015 202)
-
Step 300
300
#ADC6C8
oklch(80.8% 0.027 202.5)
-
Step 400
400
#81A9AB
oklch(70.6% 0.043 200)
-
Step 500
500
#609497
oklch(63.1% 0.056 200.5)
-
Step 600
600
#457E81
oklch(55.5% 0.06 200)
-
Step 700
700
#366A6D
oklch(49% 0.056 200.4)
-
Step 800
800
#2E5759
oklch(42.8% 0.046 199.7)
-
Step 900
900
#294849
oklch(37.8% 0.037 198.4)
-
Step 950
950
#192A2B
oklch(27.1% 0.023 200.6)
#DFF3F4 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) | #F0F1F4 | 0.022 |
| Deuteranopia (no green cones) | #ECEEF4 | 0.020 |
| Tritanopia (no blue cones) | #D9F5F3 | 0.009 |
| Achromatopsia (no color) | #EFEFEF | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DFF3F4
#DFF3F4
oklch(95% 0.021 200.4)
- #FCE9E8
#FCE9E8
oklch(94.9% 0.021 21.2)
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 #DFF3F4, 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 0.029
- Alice Blue #F0F8FF ΔE 0.029
- Ice Blue #D7FFFE ΔE 0.030
- Very Pale Blue #D6FFFE ΔE 0.030
- Pale Blue #D0FEFE ΔE 0.030
- Ice #D6FFFA ΔE 0.030
- Light Cyan #E0FFFF ΔE 0.030
Use #DFF3F4 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.