#6CD8DF
Closest named color: Aqua Blue (#02D8E9). oklch(82.1% 0.1 201), rgb(108, 216, 223).
Aa
Black text reads best on this color (12.52:1).
About this color
#6CD8DF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 82%, its chroma 0.100 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Aqua Blue (#02D8E9), ΔE 0.042 away. Black text reads best on it, at 12.52:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Aqua Blue (#02D8E9) |
| Black text | 12.52:1 |
| White text | 1.67:1 |
Values
| HEX | #6CD8DF |
| RGB | rgb(108, 216, 223) |
| HSL | hsl(184, 64%, 65%) |
| OKLCH | oklch(82.1% 0.1 201) |
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 #6CD8DF | 1.67:1 | Fails | Lc -33.1 | Non-text elements, placeholder text |
| Black text on #6CD8DF | 12.52:1 | AAA | Lc 74.4 | Content text, not long reading |
| #6CD8DF text on white | 1.67:1 | Fails | Lc 29.4 | Dividers and decoration only |
| #6CD8DF text on black | 12.52:1 | AAA | Lc -73.4 | Content text, not long reading |
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 300.
-
Step 50
50
#ECF8F9
oklch(97% 0.013 202.9)
-
Step 100
100
#D5F0F2
oklch(93.6% 0.028 202.1)
-
Step 200
200
#AFE5E8
oklch(88.6% 0.055 200.5)
-
Step 300
300 (this color)
#6CD8DF
oklch(82.1% 0.1 201)
-
Step 400
400
#00B6BF
oklch(70.6% 0.12 201.1)
-
Step 500
500
#009CA4
oklch(63% 0.107 201.2)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006E74
oklch(49% 0.083 201.4)
-
Step 800
800
#005B5F
oklch(42.8% 0.073 200)
-
Step 900
900
#004B50
oklch(37.6% 0.064 202.5)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#6CD8DF 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) | #CBD0E0 | 0.102 |
| Deuteranopia (no green cones) | #B8C2E0 | 0.094 |
| Tritanopia (no blue cones) | #0CDFDA | 0.044 |
| Achromatopsia (no color) | #C8C8C8 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CD8DF
#6CD8DF
oklch(82.1% 0.1 201)
- #FFABA8
#FFABA8
oklch(82.2% 0.1 21.7)
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 #6CD8DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Blue #02D8E9 ΔE 0.042
- Medium Turquoise #48D1CC ΔE 0.042
- Sky Blue #87CEEB ΔE 0.043
- Turquoise #40E0D0 ΔE 0.044
- Tiffany Blue #94D2BD ΔE 0.052
- Seafoam Blue #78D1B6 ΔE 0.054
- Celeste #A8DADC ΔE 0.058
- Dark Turquoise #00CED1 ΔE 0.059
Use #6CD8DF 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.