#C8EFF9
Closest named color: Diamond (#B9F2FF). oklch(92.8% 0.043 215), rgb(200, 239, 249).
Aa
Black text reads best on this color (17.17:1).
About this color
#C8EFF9 is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.043 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.018 away. Black text reads best on it, at 17.17:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 17.17:1 |
| White text | 1.22:1 |
Values
| HEX | #C8EFF9 |
| RGB | rgb(200, 239, 249) |
| HSL | hsl(192, 80%, 88%) |
| OKLCH | oklch(92.8% 0.043 215) |
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 #C8EFF9 | 1.22:1 | Fails | Lc -12.8 | Not readable |
| Black text on #C8EFF9 | 17.17:1 | AAA | Lc 92.6 | Preferred for body text |
| #C8EFF9 text on white | 1.22:1 | Fails | Lc 11.0 | Not readable |
| #C8EFF9 text on black | 17.17:1 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100 (this color)
#C8EFF9
oklch(92.8% 0.043 215)
-
Step 200
200
#C4DFE6
oklch(88.6% 0.03 215.1)
-
Step 300
300
#98CAD7
oklch(80.8% 0.055 215.5)
-
Step 400
400
#59AFC3
oklch(70.8% 0.088 214.9)
-
Step 500
500
#009AB3
oklch(63.1% 0.111 214.6)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#022C34
oklch(27% 0.046 213.8)
#C8EFF9 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) | #E7ECFA | 0.039 |
| Deuteranopia (no green cones) | #DFE5F9 | 0.037 |
| Tritanopia (no blue cones) | #BAF3F2 | 0.023 |
| Achromatopsia (no color) | #E8E8E8 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C8EFF9
#C8EFF9
oklch(92.8% 0.043 215)
- #FFDFD7
#FFDFD7
oklch(92.8% 0.037 34.3)
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 #C8EFF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.018
- Pale Sky Blue #BDF6FE ΔE 0.020
- Pale Turquoise #AFEEEE ΔE 0.034
- Duck Egg Blue #C3FBF4 ΔE 0.035
- Pale Blue #D0FEFE ΔE 0.040
- Light Light Blue #CAFFFB ΔE 0.042
- Lavender #E6E6FA ΔE 0.042
- Eggshell Blue #C4FFF7 ΔE 0.043
Use #C8EFF9 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.