#C5E4EF
Closest named color: Powder Blue (#B0E0E6). oklch(90% 0.036 221.2), rgb(197, 228, 239).
Aa
Black text reads best on this color (15.71:1).
About this color
#C5E4EF is a light, muted teal or cyan. In OKLCH its lightness is 90%, its chroma 0.036 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.031 away. Black text reads best on it, at 15.71:1.
| Hue family | Teals and cyans |
| Lightness | light (90%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.71:1 |
| White text | 1.33:1 |
Values
| HEX | #C5E4EF |
| RGB | rgb(197, 228, 239) |
| HSL | hsl(196, 57%, 85%) |
| OKLCH | oklch(90% 0.036 221.2) |
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 #C5E4EF | 1.33:1 | Fails | Lc -19.0 | Dividers and decoration only |
| Black text on #C5E4EF | 15.71:1 | AAA | Lc 87.1 | Fine for body text |
| #C5E4EF text on white | 1.33:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #C5E4EF text on black | 15.71:1 | AAA | Lc -87.1 | Fine 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 200.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200 (this color)
#C5E4EF
oklch(90% 0.036 221.2)
-
Step 300
300
#A1C8D6
oklch(80.9% 0.046 221.7)
-
Step 400
400
#6AACC1
oklch(70.8% 0.074 220.3)
-
Step 500
500
#3A96B2
oklch(63% 0.095 221.6)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#104959
oklch(37.8% 0.062 221.2)
-
Step 950
950
#0D2B34
oklch(27.1% 0.039 220.8)
#C5E4EF 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) | #DDE2F0 | 0.030 |
| Deuteranopia (no green cones) | #D7DCEF | 0.029 |
| Tritanopia (no blue cones) | #B9E8E7 | 0.023 |
| Achromatopsia (no color) | #DFDFDF | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5E4EF
#C5E4EF
oklch(90% 0.036 221.2)
- #F4D7CC
#F4D7CC
oklch(90% 0.036 41.9)
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 #C5E4EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.031
- Pale Silver #D8E2DC ΔE 0.032
- Pale Turquoise #AFEEEE ΔE 0.035
- Gainsboro #DCDCDC ΔE 0.036
- Diamond #B9F2FF ΔE 0.037
- Platinum #E0E1DD ΔE 0.038
- Cadet Gray #CED4DA ΔE 0.042
- Pale Sky Blue #BDF6FE ΔE 0.045
Use #C5E4EF 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.