#CDEEF8
Closest named color: Diamond (#B9F2FF). oklch(92.8% 0.037 218), rgb(205, 238, 248).
Aa
Black text reads best on this color (17.18:1).
About this color
#CDEEF8 is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.037 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.024 away. Black text reads best on it, at 17.18:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 17.18:1 |
| White text | 1.22:1 |
Values
| HEX | #CDEEF8 |
| RGB | rgb(205, 238, 248) |
| HSL | hsl(194, 75%, 89%) |
| OKLCH | oklch(92.8% 0.037 218) |
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 #CDEEF8 | 1.22:1 | Fails | Lc -12.7 | Not readable |
| Black text on #CDEEF8 | 17.18:1 | AAA | Lc 92.6 | Preferred for body text |
| #CDEEF8 text on white | 1.22:1 | Fails | Lc 11.0 | Not readable |
| #CDEEF8 text on black | 17.18:1 | AAA | Lc -93.1 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100 (this color)
#CDEEF8
oklch(92.8% 0.037 218)
-
Step 200
200
#C7DEE5
oklch(88.6% 0.026 218)
-
Step 300
300
#9FC9D5
oklch(81% 0.047 217.1)
-
Step 400
400
#66ACC0
oklch(70.6% 0.076 218.2)
-
Step 500
500
#3397B1
oklch(63% 0.098 218.8)
-
Step 600
600
#00819A
oklch(55.7% 0.1 217.7)
-
Step 700
700
#006C82
oklch(49.1% 0.088 218.4)
-
Step 800
800
#00596B
oklch(42.8% 0.077 217.7)
-
Step 900
900
#0A4958
oklch(37.6% 0.064 218.8)
-
Step 950
950
#0A2B33
oklch(26.9% 0.04 217)
#CDEEF8 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) | #E7ECF9 | 0.033 |
| Deuteranopia (no green cones) | #E0E6F8 | 0.030 |
| Tritanopia (no blue cones) | #C1F2F1 | 0.022 |
| Achromatopsia (no color) | #E8E8E8 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDEEF8
#CDEEF8
oklch(92.8% 0.037 218)
- #FFE0D6
#FFE0D6
oklch(93% 0.037 38.7)
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 #CDEEF8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.024
- Pale Sky Blue #BDF6FE ΔE 0.025
- Lavender #E6E6FA ΔE 0.037
- Duck Egg Blue #C3FBF4 ΔE 0.037
- Pale Turquoise #AFEEEE ΔE 0.039
- Pale Silver #D8E2DC ΔE 0.041
- Pale Blue #D0FEFE ΔE 0.041
- Anti-Flash White #EDF2F4 ΔE 0.043
Use #CDEEF8 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.