#D9FEFB
Closest named color: Ice Blue (#D7FFFE). oklch(97% 0.038 190.5), rgb(217, 254, 251).
Aa
Black text reads best on this color (19.52:1).
About this color
#D9FEFB is a very light, muted teal or cyan. In OKLCH its lightness is 97%, its chroma 0.038 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Ice Blue (#D7FFFE), ΔE 0.004 away. Black text reads best on it, at 19.52:1.
| Hue family | Teals and cyans |
| Lightness | very light (97%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Ice Blue (#D7FFFE) |
| Black text | 19.52:1 |
| White text | 1.07:1 |
Values
| HEX | #D9FEFB |
| RGB | rgb(217, 254, 251) |
| HSL | hsl(175, 95%, 92%) |
| OKLCH | oklch(97% 0.038 190.5) |
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 #D9FEFB | 1.07:1 | Fails | Lc 0.0 | Not readable |
| Black text on #D9FEFB | 19.52:1 | AAA | Lc 101.0 | Preferred for body text |
| #D9FEFB text on white | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #D9FEFB text on black | 19.52:1 | AAA | Lc -102.3 | 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)
#D9FEFB
oklch(97% 0.038 190.5)
-
Step 100
100
#E0EDEC
oklch(93.6% 0.014 191.4)
-
Step 200
200
#C6DFDD
oklch(88.5% 0.027 190.8)
-
Step 300
300
#9DCBC8
oklch(80.9% 0.048 191.3)
-
Step 400
400
#61B1AC
oklch(70.8% 0.079 190.3)
-
Step 500
500
#249D97
oklch(63.2% 0.101 189.8)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#072D2B
oklch(27.1% 0.041 189.9)
#D9FEFB 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) | #F9FAFB | 0.040 |
| Deuteranopia (no green cones) | #F2F4FB | 0.038 |
| Tritanopia (no blue cones) | #CFFFFD | 0.011 |
| Achromatopsia (no color) | #F7F7F7 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D9FEFB
#D9FEFB
oklch(97% 0.038 190.5)
- #FFF1F3
#FFF1F3
oklch(97% 0.015 7.5)
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 #D9FEFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ice Blue #D7FFFE ΔE 0.004
- Ice #D6FFFA ΔE 0.005
- Very Pale Blue #D6FFFE ΔE 0.005
- Very Light Blue #D5FFFF ΔE 0.006
- Really Light Blue #D4FFFF ΔE 0.007
- Light Cyan #E0FFFF ΔE 0.011
- Pale Blue #D0FEFE ΔE 0.011
- Light Light Blue #CAFFFB ΔE 0.017
Use #D9FEFB 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.