#DCEFF3
Closest named color: Anti-Flash White (#EDF2F4). oklch(93.9% 0.021 211.8), rgb(220, 239, 243).
Aa
Black text reads best on this color (17.68:1).
About this color
#DCEFF3 is a very light close to neutral grey. In OKLCH its lightness is 94%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.024 away. Black text reads best on it, at 17.68:1.
| Hue family | Neutrals |
| Lightness | very light (94%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 17.68:1 |
| White text | 1.18:1 |
Values
| HEX | #DCEFF3 |
| RGB | rgb(220, 239, 243) |
| HSL | hsl(190, 49%, 91%) |
| OKLCH | oklch(93.9% 0.021 211.8) |
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 #DCEFF3 | 1.18:1 | Fails | Lc -10.6 | Not readable |
| Black text on #DCEFF3 | 17.68:1 | AAA | Lc 94.4 | Preferred for body text |
| #DCEFF3 text on white | 1.18:1 | Fails | Lc 9.1 | Not readable |
| #DCEFF3 text on black | 17.68:1 | AAA | Lc -95.1 | 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 100.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100 (this color)
#DCEFF3
oklch(93.9% 0.021 211.8)
-
Step 200
200
#CFDCDF
oklch(88.6% 0.015 213.1)
-
Step 300
300
#AEC6CB
oklch(81% 0.027 211.6)
-
Step 400
400
#82A8B0
oklch(70.6% 0.043 212)
-
Step 500
500
#62939D
oklch(63.2% 0.055 211.8)
-
Step 600
600
#477D87
oklch(55.6% 0.059 210.8)
-
Step 700
700
#386973
oklch(49% 0.055 212.4)
-
Step 800
800
#2F565E
oklch(42.8% 0.046 212.3)
-
Step 900
900
#2A474D
oklch(37.8% 0.036 212.2)
-
Step 950
950
#19292D
oklch(26.9% 0.023 215.1)
#DCEFF3 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) | #EBEDF3 | 0.019 |
| Deuteranopia (no green cones) | #E7EAF3 | 0.018 |
| Tritanopia (no blue cones) | #D6F1F0 | 0.011 |
| Achromatopsia (no color) | #EBEBEB | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DCEFF3
#DCEFF3
oklch(93.9% 0.021 211.8)
- #F9E6E2
#F9E6E2
oklch(93.9% 0.022 31.8)
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 #DCEFF3, 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
- Lavender #E6E6FA ΔE 0.030
- White Smoke #F5F5F5 ΔE 0.037
- Pale Blue #D0FEFE ΔE 0.038
- Pale Sky Blue #BDF6FE ΔE 0.038
- Alice Blue #F0F8FF ΔE 0.038
- Platinum #E0E1DD ΔE 0.038
- Ice Blue #D7FFFE ΔE 0.039
Use #DCEFF3 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.