#6BB4E9
Closest named color: Carolina Blue (#8AB8FE). oklch(74.3% 0.106 241.7), rgb(107, 180, 233).
Aa
Black text reads best on this color (9.33:1).
About this color
#6BB4E9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.106 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.047 away. Black text reads best on it, at 9.33:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.33:1 |
| White text | 2.25:1 |
Values
| HEX | #6BB4E9 |
| RGB | rgb(107, 180, 233) |
| HSL | hsl(205, 74%, 67%) |
| OKLCH | oklch(74.3% 0.106 241.7) |
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 #6BB4E9 | 2.25:1 | Fails | Lc -49.0 | Large or bold text, headings |
| Black text on #6BB4E9 | 9.33:1 | AAA | Lc 59.8 | Large or bold text, headings |
| #6BB4E9 text on white | 2.25:1 | Fails | Lc 44.2 | Non-text elements, placeholder text |
| #6BB4E9 text on black | 9.33:1 | AAA | Lc -57.9 | 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
#DFECF6
oklch(93.6% 0.019 240.7)
-
Step 200
200
#C5DDF0
oklch(88.6% 0.037 241.8)
-
Step 300
300
#9BC7E8
oklch(81% 0.066 241)
-
Step 400
400 (this color)
#6BB4E9
oklch(74.3% 0.106 241.7)
-
Step 500
500
#2692D4
oklch(63.2% 0.136 241.6)
-
Step 600
600
#007AB8
oklch(55.5% 0.131 241.7)
-
Step 700
700
#00679C
oklch(49.2% 0.116 241.5)
-
Step 800
800
#005481
oklch(42.7% 0.101 241.9)
-
Step 900
900
#01466C
oklch(37.7% 0.088 241.7)
-
Step 950
950
#07293F
oklch(26.9% 0.056 241.9)
#6BB4E9 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) | #9DB4EB | 0.055 |
| Deuteranopia (no green cones) | #8CA7E8 | 0.046 |
| Tritanopia (no blue cones) | #0DC1C6 | 0.087 |
| Achromatopsia (no color) | #ADADAD | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BB4E9
#6BB4E9
oklch(74.3% 0.106 241.7)
- #DC9C63
#DC9C63
oklch(74.3% 0.106 61.7)
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 #6BB4E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.047
- Deep Sky Blue #00BFFF ΔE 0.054
- Vivid Sky Blue #4CC9F0 ΔE 0.057
- Lightblue #7BC8F6 ΔE 0.058
- Sky #82CAFC ΔE 0.067
- Light Grey Blue #9DBCD4 ΔE 0.069
- Light Cornflower Blue #98C1D9 ΔE 0.070
- Bright Sky Blue #02CCFE ΔE 0.070
Use #6BB4E9 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.