#6BB5B3
Closest named color: Topaz (#13BBAF). oklch(72.4% 0.074 193.4), rgb(107, 181, 179).
Aa
Black text reads best on this color (8.88:1).
About this color
#6BB5B3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 72%, its chroma 0.074 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Topaz (#13BBAF), ΔE 0.051 away. Black text reads best on it, at 8.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Topaz (#13BBAF) |
| Black text | 8.88:1 |
| White text | 2.36:1 |
Values
| HEX | #6BB5B3 |
| RGB | rgb(107, 181, 179) |
| HSL | hsl(178, 33%, 56%) |
| OKLCH | oklch(72.4% 0.074 193.4) |
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 #6BB5B3 | 2.36:1 | Fails | Lc -51.4 | Large or bold text, headings |
| Black text on #6BB5B3 | 8.88:1 | AAA | Lc 57.5 | Large or bold text, headings |
| #6BB5B3 text on white | 2.36:1 | Fails | Lc 46.5 | Large or bold text, headings |
| #6BB5B3 text on black | 8.88:1 | AAA | Lc -55.6 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEC
oklch(93.6% 0.014 191.4)
-
Step 200
200
#C7DFDE
oklch(88.6% 0.026 193.6)
-
Step 300
300
#9FCBC9
oklch(81% 0.046 192.8)
-
Step 400
400 (this color)
#6BB5B3
oklch(72.4% 0.074 193.4)
-
Step 500
500
#309B9A
oklch(63% 0.094 194.1)
-
Step 600
600
#008483
oklch(55.5% 0.095 193.8)
-
Step 700
700
#006F6E
oklch(49% 0.084 193.7)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#074C4B
oklch(37.8% 0.062 193.3)
-
Step 950
950
#092C2C
oklch(26.9% 0.039 195.1)
#6BB5B3 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) | #ADAEB3 | 0.078 |
| Deuteranopia (no green cones) | #9FA4B4 | 0.073 |
| Tritanopia (no blue cones) | #4AB9B4 | 0.027 |
| Achromatopsia (no color) | #A9A9A9 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BB5B3
#6BB5B3
oklch(72.4% 0.074 193.4)
- #D09398
#D09398
oklch(72.4% 0.074 13.6)
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 #6BB5B3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Topaz #13BBAF ΔE 0.051
- Light Sea Green #20B2AA ΔE 0.053
- Muted Teal #90B494 ΔE 0.054
- Pewter #96A8A1 ΔE 0.055
- Bluegrey #85A3B2 ΔE 0.055
- Greyblue #77A1B5 ΔE 0.058
- Greeny Blue #42B395 ΔE 0.058
- Turquoise Blue #06B1C4 ΔE 0.059
Use #6BB5B3 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.