#DEF5FA
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.5% 0.025 212.2), rgb(222, 245, 250).
Aa
Black text reads best on this color (18.54:1).
About this color
#DEF5FA 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 0.019 away. Black text reads best on it, at 18.54:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.54:1 |
| White text | 1.13:1 |
Values
| HEX | #DEF5FA |
| RGB | rgb(222, 245, 250) |
| HSL | hsl(191, 74%, 93%) |
| OKLCH | oklch(95.5% 0.025 212.2) |
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 #DEF5FA | 1.13:1 | Fails | Lc 0.0 | Not readable |
| Black text on #DEF5FA | 18.54:1 | AAA | Lc 97.6 | Preferred for body text |
| #DEF5FA text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #DEF5FA text on black | 18.54:1 | AAA | Lc -98.5 | 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)
#DEF5FA
oklch(95.5% 0.025 212.2)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CCDDE0
oklch(88.6% 0.019 209.4)
-
Step 300
300
#AAC7CD
oklch(81% 0.032 211.6)
-
Step 400
400
#7BAAB3
oklch(70.8% 0.052 210.7)
-
Step 500
500
#5794A1
oklch(63% 0.066 212.8)
-
Step 600
600
#3A7E8C
oklch(55.5% 0.072 213.1)
-
Step 700
700
#2C6B77
oklch(49.2% 0.066 212.1)
-
Step 800
800
#265761
oklch(42.7% 0.055 212.9)
-
Step 900
900
#24484F
oklch(37.8% 0.043 211.7)
-
Step 950
950
#162A2E
oklch(27% 0.027 211.7)
#DEF5FA 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) | #F1F3FA | 0.024 |
| Deuteranopia (no green cones) | #ECEFFA | 0.022 |
| Tritanopia (no blue cones) | #D7F7F6 | 0.012 |
| Achromatopsia (no color) | #F1F1F1 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DEF5FA
#DEF5FA
oklch(95.5% 0.025 212.2)
- #FFEBE7
#FFEBE7
oklch(95.5% 0.023 31.1)
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 #DEF5FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.019
- Ice Blue #D7FFFE ΔE 0.025
- Light Cyan #E0FFFF ΔE 0.025
- Very Pale Blue #D6FFFE ΔE 0.025
- Very Light Blue #D5FFFF ΔE 0.025
- Alice Blue #F0F8FF ΔE 0.026
- Really Light Blue #D4FFFF ΔE 0.026
- Pale Blue #D0FEFE ΔE 0.026
Use #DEF5FA 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.