#C1FEF9
Closest named color: Eggshell Blue (#C4FFF7). oklch(95.5% 0.061 189.9), rgb(193, 254, 249).
Aa
Black text reads best on this color (18.81:1).
About this color
#C1FEF9 is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.061 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Eggshell Blue (#C4FFF7), ΔE 0.005 away. Black text reads best on it, at 18.81:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Eggshell Blue (#C4FFF7) |
| Black text | 18.81:1 |
| White text | 1.11:1 |
Values
| HEX | #C1FEF9 |
| RGB | rgb(193, 254, 249) |
| HSL | hsl(175, 97%, 88%) |
| OKLCH | oklch(95.5% 0.061 189.9) |
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 #C1FEF9 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| Black text on #C1FEF9 | 18.81:1 | AAA | Lc 98.5 | Preferred for body text |
| #C1FEF9 text on white | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #C1FEF9 text on black | 18.81:1 | AAA | Lc -99.6 | 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 50.
-
Step 50
50 (this color)
#C1FEF9
oklch(95.5% 0.061 189.9)
-
Step 100
100
#DAEFED
oklch(93.6% 0.022 189.9)
-
Step 200
200
#B9E3DF
oklch(88.5% 0.044 189.3)
-
Step 300
300
#82D1CC
oklch(80.8% 0.078 190.6)
-
Step 400
400
#00B8B1
oklch(70.6% 0.122 190)
-
Step 500
500
#009E98
oklch(63.1% 0.109 190)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#C1FEF9 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) | #F7F7F9 | 0.066 |
| Deuteranopia (no green cones) | #EBEFFA | 0.061 |
| Tritanopia (no blue cones) | #AEFFFC | 0.019 |
| Achromatopsia (no color) | #F2F2F2 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C1FEF9
#C1FEF9
oklch(95.5% 0.061 189.9)
- #FFEAEC
#FFEAEC
oklch(95.4% 0.023 11)
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 #C1FEF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggshell Blue #C4FFF7 ΔE 0.005
- Duck Egg Blue #C3FBF4 ΔE 0.008
- Pale Cyan #B7FFFA ΔE 0.010
- Light Light Blue #CAFFFB ΔE 0.011
- Pale Blue #D0FEFE ΔE 0.019
- Pale Aqua #B8FFEB ΔE 0.023
- Really Light Blue #D4FFFF ΔE 0.024
- Ice #D6FFFA ΔE 0.024
Use #C1FEF9 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.