#C4EBF3
Closest named color: Diamond (#B9F2FF). oklch(91.5% 0.042 211.5), rgb(196, 235, 243).
Aa
Black text reads best on this color (16.52:1).
About this color
#C4EBF3 is a very light, muted teal or cyan. In OKLCH its lightness is 91%, its chroma 0.042 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.022 away. Black text reads best on it, at 16.52:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 16.52:1 |
| White text | 1.27:1 |
Values
| HEX | #C4EBF3 |
| RGB | rgb(196, 235, 243) |
| HSL | hsl(190, 66%, 86%) |
| OKLCH | oklch(91.5% 0.042 211.5) |
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 #C4EBF3 | 1.27:1 | Fails | Lc -15.5 | Dividers and decoration only |
| Black text on #C4EBF3 | 16.52:1 | AAA | Lc 90.2 | Preferred for body text |
| #C4EBF3 text on white | 1.27:1 | Fails | Lc 13.4 | Not readable |
| #C4EBF3 text on black | 16.52:1 | AAA | Lc -90.5 | 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)
#C4EBF3
oklch(91.5% 0.042 211.5)
-
Step 200
200
#C4DFE4
oklch(88.5% 0.029 210)
-
Step 300
300
#99CBD5
oklch(81% 0.054 211.3)
-
Step 400
400
#59AFBF
oklch(70.7% 0.086 211.2)
-
Step 500
500
#009AAF
oklch(63% 0.11 211.6)
-
Step 600
600
#008294
oklch(55.7% 0.097 211.6)
-
Step 700
700
#006D7C
oklch(49% 0.085 211.2)
-
Step 800
800
#005966
oklch(42.6% 0.074 211.8)
-
Step 900
900
#004A55
oklch(37.5% 0.065 211.6)
-
Step 950
950
#022C33
oklch(27% 0.045 211.6)
#C4EBF3 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) | #E4E8F4 | 0.040 |
| Deuteranopia (no green cones) | #DCE1F3 | 0.038 |
| Tritanopia (no blue cones) | #B6EFED | 0.022 |
| Achromatopsia (no color) | #E4E4E4 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4EBF3
#C4EBF3
oklch(91.5% 0.042 211.5)
- #FED9D2
#FED9D2
oklch(91.4% 0.043 30.5)
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 #C4EBF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.022
- Pale Turquoise #AFEEEE ΔE 0.027
- Pale Sky Blue #BDF6FE ΔE 0.028
- Pale Silver #D8E2DC ΔE 0.037
- Powder Blue #B0E0E6 ΔE 0.041
- Duck Egg Blue #C3FBF4 ΔE 0.042
- Platinum #E0E1DD ΔE 0.043
- Robin's Egg Blue #98EFF9 ΔE 0.046
Use #C4EBF3 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.