#6BA3BF
Closest named color: Greyblue (#77A1B5). oklch(68.7% 0.072 230.9), rgb(107, 163, 191).
Aa
Black text reads best on this color (7.61:1).
About this color
#6BA3BF is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.072 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.018 away. Black text reads best on it, at 7.61:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.61:1 |
| White text | 2.75:1 |
Values
| HEX | #6BA3BF |
| RGB | rgb(107, 163, 191) |
| HSL | hsl(200, 40%, 58%) |
| OKLCH | oklch(68.7% 0.072 230.9) |
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 #6BA3BF | 2.75:1 | Fails | Lc -58.4 | Large or bold text, headings |
| Black text on #6BA3BF | 7.61:1 | AAA | Lc 50.9 | Large or bold text, headings |
| #6BA3BF text on white | 2.75:1 | Fails | Lc 53.2 | Large or bold text, headings |
| #6BA3BF text on black | 7.61:1 | AAA | Lc -48.7 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF1
oklch(93.7% 0.013 228.9)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A4C7D9
oklch(81% 0.045 230.4)
-
Step 400
400 (this color)
#6BA3BF
oklch(68.7% 0.072 230.9)
-
Step 500
500
#4893B7
oklch(63% 0.092 231.6)
-
Step 600
600
#237DA3
oklch(55.6% 0.1 231.2)
-
Step 700
700
#13698B
oklch(49% 0.093 231)
-
Step 800
800
#155671
oklch(42.7% 0.077 230.8)
-
Step 900
900
#1A475B
oklch(37.6% 0.059 230.5)
-
Step 950
950
#112A36
oklch(27.1% 0.038 231.3)
#6BA3BF 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) | #95A1C0 | 0.050 |
| Deuteranopia (no green cones) | #8998BF | 0.044 |
| Tritanopia (no blue cones) | #47ABAC | 0.053 |
| Achromatopsia (no color) | #9C9C9C | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BA3BF
#6BA3BF
oklch(68.7% 0.072 230.9)
- #BF8E72
#BF8E72
oklch(68.7% 0.072 50.9)
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 #6BA3BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.018
- Bluegrey #85A3B2 ΔE 0.034
- Bluey Grey #89A0B0 ΔE 0.038
- Cool Gray #8D99AE ΔE 0.047
- Cadet Blue #5F9EA0 ΔE 0.049
- Cool Steel #97A7B3 ΔE 0.057
- Cool Grey #95A3A6 ΔE 0.059
- Turquoise Blue #06B1C4 ΔE 0.060
Use #6BA3BF 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.