#6DBBEE
Closest named color: Lightblue (#7BC8F6). oklch(76.2% 0.107 238.9), rgb(109, 187, 238).
Aa
Black text reads best on this color (9.99:1).
About this color
#6DBBEE is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.107 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Lightblue (#7BC8F6), ΔE 0.039 away. Black text reads best on it, at 9.99:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Lightblue (#7BC8F6) |
| Black text | 9.99:1 |
| White text | 2.10:1 |
Values
| HEX | #6DBBEE |
| RGB | rgb(109, 187, 238) |
| HSL | hsl(204, 79%, 68%) |
| OKLCH | oklch(76.2% 0.107 238.9) |
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 #6DBBEE | 2.10:1 | Fails | Lc -45.6 | Large or bold text, headings |
| Black text on #6DBBEE | 9.99:1 | AAA | Lc 63.0 | Content text, not long reading |
| #6DBBEE text on white | 2.10:1 | Fails | Lc 41.0 | Non-text elements, placeholder text |
| #6DBBEE text on black | 9.99:1 | AAA | Lc -61.3 | 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
#EDF7FE
oklch(97.1% 0.014 238)
-
Step 100
100
#D8EDFD
oklch(93.5% 0.031 240.6)
-
Step 200
200
#B6DFFD
oklch(88.4% 0.06 240.1)
-
Step 300
300 (this color)
#6DBBEE
oklch(76.2% 0.107 238.9)
-
Step 400
400
#00ACF8
oklch(70.8% 0.159 238.8)
-
Step 500
500
#0093D5
oklch(63.1% 0.142 238.9)
-
Step 600
600
#007BB4
oklch(55.5% 0.126 239.3)
-
Step 700
700
#006898
oklch(49.2% 0.11 238.7)
-
Step 800
800
#00557D
oklch(42.7% 0.096 238.5)
-
Step 900
900
#004769
oklch(37.8% 0.084 238.3)
-
Step 950
950
#002A41
oklch(27.1% 0.061 239)
#6DBBEE 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) | #A4BAF0 | 0.060 |
| Deuteranopia (no green cones) | #92ADED | 0.050 |
| Tritanopia (no blue cones) | #03C8CC | 0.086 |
| Achromatopsia (no color) | #B3B3B3 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DBBEE
#6DBBEE
oklch(76.2% 0.107 238.9)
- #E4A16B
#E4A16B
oklch(76.2% 0.106 59.1)
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 #6DBBEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lightblue #7BC8F6 ΔE 0.039
- Carolina Blue #8AB8FE ΔE 0.041
- Vivid Sky Blue #4CC9F0 ΔE 0.041
- Sky #82CAFC ΔE 0.049
- Deep Sky Blue #00BFFF ΔE 0.050
- Bright Sky Blue #02CCFE ΔE 0.057
- Light Cornflower Blue #98C1D9 ΔE 0.059
- Light Sky Blue #87CEFA ΔE 0.060
Use #6DBBEE 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.