#6BB9CB
Closest named color: Light Grey Blue (#9DBCD4). oklch(74.2% 0.081 214.3), rgb(107, 185, 203).
Aa
Black text reads best on this color (9.42:1).
About this color
#6BB9CB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.081 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.058 away. Black text reads best on it, at 9.42:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.42:1 |
| White text | 2.22:1 |
Values
| HEX | #6BB9CB |
| RGB | rgb(107, 185, 203) |
| HSL | hsl(191, 48%, 61%) |
| OKLCH | oklch(74.2% 0.081 214.3) |
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 #6BB9CB | 2.22:1 | Fails | Lc -48.5 | Large or bold text, headings |
| Black text on #6BB9CB | 9.42:1 | AAA | Lc 60.2 | Content text, not long reading |
| #6BB9CB text on white | 2.22:1 | Fails | Lc 43.7 | Non-text elements, placeholder text |
| #6BB9CB text on black | 9.42:1 | AAA | Lc -58.4 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDF0
oklch(93.7% 0.015 212)
-
Step 200
200
#C5DEE5
oklch(88.4% 0.028 216.4)
-
Step 300
300
#9CCAD5
oklch(81% 0.051 214)
-
Step 400
400 (this color)
#6BB9CB
oklch(74.2% 0.081 214.3)
-
Step 500
500
#2199B0
oklch(63.1% 0.104 214.4)
-
Step 600
600
#008196
oklch(55.5% 0.098 214.4)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005968
oklch(42.7% 0.075 214.2)
-
Step 900
900
#004A57
oklch(37.6% 0.066 214.5)
-
Step 950
950
#062C33
oklch(27.1% 0.043 212.8)
#6BB9CB 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) | #ACB4CC | 0.074 |
| Deuteranopia (no green cones) | #9DA9CB | 0.067 |
| Tritanopia (no blue cones) | #39C0BE | 0.047 |
| Achromatopsia (no color) | #AEAEAE | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BB9CB
#6BB9CB
oklch(74.2% 0.081 214.3)
- #DA998A
#DA998A
oklch(74.2% 0.082 33.5)
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 #6BB9CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.058
- Light Cornflower Blue #98C1D9 ΔE 0.059
- Vivid Sky Blue #4CC9F0 ΔE 0.059
- Turquoise Blue #06B1C4 ΔE 0.061
- Bluegrey #85A3B2 ΔE 0.062
- Cool Steel #97A7B3 ΔE 0.064
- Greyblue #77A1B5 ΔE 0.065
- Dark Turquoise #00CED1 ΔE 0.067
Use #6BB9CB 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.