#D4F3FF
Closest named color: Pale Sky Blue (#BDF6FE). oklch(94.5% 0.036 223.1), rgb(212, 243, 255).
Aa
Black text reads best on this color (18.06:1).
About this color
#D4F3FF is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.036 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.027 away. Black text reads best on it, at 18.06:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 18.06:1 |
| White text | 1.16:1 |
Values
| HEX | #D4F3FF |
| RGB | rgb(212, 243, 255) |
| HSL | hsl(197, 100%, 92%) |
| OKLCH | oklch(94.5% 0.036 223.1) |
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 #D4F3FF | 1.16:1 | Fails | Lc -9.1 | Not readable |
| Black text on #D4F3FF | 18.06:1 | AAA | Lc 95.8 | Preferred for body text |
| #D4F3FF text on white | 1.16:1 | Fails | Lc 7.7 | Not readable |
| #D4F3FF text on black | 18.06:1 | AAA | Lc -96.6 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100 (this color)
#D4F3FF
oklch(94.5% 0.036 223.1)
-
Step 200
200
#C8DDE6
oklch(88.5% 0.026 225.3)
-
Step 300
300
#A1C8D7
oklch(81% 0.046 223.3)
-
Step 400
400
#6AABC3
oklch(70.7% 0.075 223.6)
-
Step 500
500
#3B96B3
oklch(63.1% 0.095 222.6)
-
Step 600
600
#01809F
oklch(55.7% 0.103 222.7)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586F
oklch(42.7% 0.08 223.4)
-
Step 900
900
#11495A
oklch(37.8% 0.062 222.8)
-
Step 950
950
#0D2B34
oklch(27.1% 0.039 220.8)
#D4F3FF 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) | #ECF1FF | 0.030 |
| Deuteranopia (no green cones) | #E5EBFF | 0.028 |
| Tritanopia (no blue cones) | #C8F7F7 | 0.023 |
| Achromatopsia (no color) | #EEEEEE | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D4F3FF
#D4F3FF
oklch(94.5% 0.036 223.1)
- #FFE7DE
#FFE7DE
oklch(94.5% 0.029 41.7)
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 #D4F3FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.027
- Pale Blue #D0FEFE ΔE 0.029
- Really Light Blue #D4FFFF ΔE 0.032
- Diamond #B9F2FF ΔE 0.032
- Very Light Blue #D5FFFF ΔE 0.032
- Very Pale Blue #D6FFFE ΔE 0.032
- Ice Blue #D7FFFE ΔE 0.033
- Anti-Flash White #EDF2F4 ΔE 0.033
Use #D4F3FF 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.