#6CB8CF
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(74.2% 0.082 219.4), rgb(108, 184, 207).
Aa
Black text reads best on this color (9.39:1).
About this color
#6CB8CF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.082 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.057 away. Black text reads best on it, at 9.39:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.39:1 |
| White text | 2.23:1 |
Values
| HEX | #6CB8CF |
| RGB | rgb(108, 184, 207) |
| HSL | hsl(194, 51%, 62%) |
| OKLCH | oklch(74.2% 0.082 219.4) |
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 #6CB8CF | 2.23:1 | Fails | Lc -48.7 | Large or bold text, headings |
| Black text on #6CB8CF | 9.39:1 | AAA | Lc 60.1 | Content text, not long reading |
| #6CB8CF text on white | 2.23:1 | Fails | Lc 43.9 | Non-text elements, placeholder text |
| #6CB8CF text on black | 9.39:1 | AAA | Lc -58.2 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F7F9
oklch(97.2% 0.007 219.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C5DEE6
oklch(88.5% 0.029 219)
-
Step 300
300
#9CC9D7
oklch(80.9% 0.051 218.8)
-
Step 400
400 (this color)
#6CB8CF
oklch(74.2% 0.082 219.4)
-
Step 500
500
#2598B5
oklch(63.1% 0.105 219.5)
-
Step 600
600
#00809B
oklch(55.5% 0.101 219.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#072B35
oklch(26.9% 0.043 220.5)
#6CB8CF 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) | #AAB4D0 | 0.071 |
| Deuteranopia (no green cones) | #9AA8CF | 0.064 |
| Tritanopia (no blue cones) | #38C0BF | 0.052 |
| Achromatopsia (no color) | #ADADAD | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CB8CF
#6CB8CF
oklch(74.2% 0.082 219.4)
- #D99A85
#D99A85
oklch(74.2% 0.082 39.2)
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 #6CB8CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.057
- Light Grey Blue #9DBCD4 ΔE 0.057
- Light Cornflower Blue #98C1D9 ΔE 0.057
- Turquoise Blue #06B1C4 ΔE 0.062
- Bluegrey #85A3B2 ΔE 0.062
- Cool Steel #97A7B3 ΔE 0.063
- Greyblue #77A1B5 ΔE 0.064
- Lightblue #7BC8F6 ΔE 0.067
Use #6CB8CF 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.