#D5EFF9
Closest named color: Pale Sky Blue (#BDF6FE). oklch(93.6% 0.031 222.9), rgb(213, 239, 249).
Aa
Black text reads best on this color (17.54:1).
About this color
#D5EFF9 is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.031 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.030 away. Black text reads best on it, at 17.54:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 17.54:1 |
| White text | 1.19:1 |
Values
| HEX | #D5EFF9 |
| RGB | rgb(213, 239, 249) |
| HSL | hsl(197, 75%, 91%) |
| OKLCH | oklch(93.6% 0.031 222.9) |
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 #D5EFF9 | 1.19:1 | Fails | Lc -11.2 | Not readable |
| Black text on #D5EFF9 | 17.54:1 | AAA | Lc 93.9 | Preferred for body text |
| #D5EFF9 text on white | 1.19:1 | Fails | Lc 9.6 | Not readable |
| #D5EFF9 text on black | 17.54:1 | AAA | Lc -94.6 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100 (this color)
#D5EFF9
oklch(93.6% 0.031 222.9)
-
Step 200
200
#CADDE4
oklch(88.5% 0.023 221.8)
-
Step 300
300
#A6C7D3
oklch(80.9% 0.039 221.9)
-
Step 400
400
#75AABD
oklch(70.8% 0.062 222.4)
-
Step 500
500
#4D94AD
oklch(63% 0.08 223.4)
-
Step 600
600
#2C7E98
oklch(55.5% 0.087 222.9)
-
Step 700
700
#1D6A82
oklch(49% 0.081 223.4)
-
Step 800
800
#1B576A
oklch(42.7% 0.067 223)
-
Step 900
900
#1E4856
oklch(37.8% 0.052 222.7)
-
Step 950
950
#122A32
oklch(26.9% 0.033 222)
#D5EFF9 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) | #E9EDFA | 0.026 |
| Deuteranopia (no green cones) | #E3E9F9 | 0.022 |
| Tritanopia (no blue cones) | #CBF2F2 | 0.019 |
| Achromatopsia (no color) | #EBEBEB | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D5EFF9
#D5EFF9
oklch(93.6% 0.031 222.9)
- #FDE4DA
#FDE4DA
oklch(93.6% 0.031 43.1)
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 #D5EFF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.030
- Lavender #E6E6FA ΔE 0.031
- Diamond #B9F2FF ΔE 0.032
- Anti-Flash White #EDF2F4 ΔE 0.033
- Pale Blue #D0FEFE ΔE 0.037
- Duck Egg Blue #C3FBF4 ΔE 0.039
- Really Light Blue #D4FFFF ΔE 0.040
- Very Light Blue #D5FFFF ΔE 0.040
Use #D5EFF9 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.