#6FC4DA
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(77.5% 0.088 216.5), rgb(111, 196, 218).
Aa
Black text reads best on this color (10.58:1).
About this color
#6FC4DA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 77%, its chroma 0.088 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.036 away. Black text reads best on it, at 10.58:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 10.58:1 |
| White text | 1.98:1 |
Values
| HEX | #6FC4DA |
| RGB | rgb(111, 196, 218) |
| HSL | hsl(192, 59%, 65%) |
| OKLCH | oklch(77.5% 0.088 216.5) |
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 #6FC4DA | 1.98:1 | Fails | Lc -42.6 | Non-text elements, placeholder text |
| Black text on #6FC4DA | 10.58:1 | AAA | Lc 65.7 | Content text, not long reading |
| #6FC4DA text on white | 1.98:1 | Fails | Lc 38.2 | Non-text elements, placeholder text |
| #6FC4DA text on black | 10.58:1 | AAA | Lc -64.2 | 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
#EDF8FB
oklch(97.2% 0.012 215.8)
-
Step 100
100
#D8EFF5
oklch(93.7% 0.026 215.1)
-
Step 200
200
#B6E2EE
oklch(88.6% 0.049 216.2)
-
Step 300
300 (this color)
#6FC4DA
oklch(77.5% 0.088 216.5)
-
Step 400
400
#00B3D3
oklch(70.7% 0.126 216.7)
-
Step 500
500
#009AB5
oklch(63.2% 0.112 216)
-
Step 600
600
#008198
oklch(55.6% 0.099 216.1)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#6FC4DA 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) | #B5BFDB | 0.078 |
| Deuteranopia (no green cones) | #A4B3DA | 0.070 |
| Tritanopia (no blue cones) | #32CCCB | 0.052 |
| Achromatopsia (no color) | #B8B8B8 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6FC4DA
#6FC4DA
oklch(77.5% 0.088 216.5)
- #E8A28E
#E8A28E
oklch(77.5% 0.089 36.6)
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 #6FC4DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.036
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Lightblue #7BC8F6 ΔE 0.043
- Sky Blue #87CEEB ΔE 0.043
- Light Grey Blue #9DBCD4 ΔE 0.049
- Medium Turquoise #48D1CC ΔE 0.053
- Sky #82CAFC ΔE 0.054
- Light Sky Blue #87CEFA ΔE 0.056
Use #6FC4DA 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.