#6BB7E6
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(74.8% 0.102 237.4), rgb(107, 183, 230).
Aa
Black text reads best on this color (9.54:1).
About this color
#6BB7E6 is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.102 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.049 away. Black text reads best on it, at 9.54:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.54:1 |
| White text | 2.20:1 |
Values
| HEX | #6BB7E6 |
| RGB | rgb(107, 183, 230) |
| HSL | hsl(203, 71%, 66%) |
| OKLCH | oklch(74.8% 0.102 237.4) |
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 #6BB7E6 | 2.20:1 | Fails | Lc -47.9 | Large or bold text, headings |
| Black text on #6BB7E6 | 9.54:1 | AAA | Lc 60.8 | Content text, not long reading |
| #6BB7E6 text on white | 2.20:1 | Fails | Lc 43.2 | Non-text elements, placeholder text |
| #6BB7E6 text on black | 9.54:1 | AAA | Lc -59.0 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF5
oklch(93.6% 0.018 237.8)
-
Step 200
200
#C4DDEE
oklch(88.4% 0.036 237.6)
-
Step 300
300
#9AC7E5
oklch(80.8% 0.064 237.8)
-
Step 400
400 (this color)
#6BB7E6
oklch(74.8% 0.102 237.4)
-
Step 500
500
#1F93CE
oklch(63% 0.13 237.7)
-
Step 600
600
#007CB1
oklch(55.6% 0.122 237.2)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#00557C
oklch(42.7% 0.094 237.9)
-
Step 900
900
#004768
oklch(37.7% 0.083 237.5)
-
Step 950
950
#052A3D
oklch(27% 0.053 236.3)
#6BB7E6 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) | #A1B6E8 | 0.060 |
| Deuteranopia (no green cones) | #91A9E5 | 0.052 |
| Tritanopia (no blue cones) | #14C3C7 | 0.080 |
| Achromatopsia (no color) | #AFAFAF | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BB7E6
#6BB7E6
oklch(74.8% 0.102 237.4)
- #DE9D6C
#DE9D6C
oklch(74.8% 0.101 57.5)
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 #6BB7E6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.049
- Carolina Blue #8AB8FE ΔE 0.050
- Lightblue #7BC8F6 ΔE 0.052
- Deep Sky Blue #00BFFF ΔE 0.054
- Light Cornflower Blue #98C1D9 ΔE 0.062
- Sky #82CAFC ΔE 0.062
- Light Grey Blue #9DBCD4 ΔE 0.063
- Bright Sky Blue #02CCFE ΔE 0.065
Use #6BB7E6 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.