#6BBF9E
Closest named color: Medium Aquamarine (#66CDAA). oklch(74.2% 0.096 166.4), rgb(107, 191, 158).
Aa
Black text reads best on this color (9.57:1).
About this color
#6BBF9E is a medium-light, moderately saturated green. In OKLCH its lightness is 74%, its chroma 0.096 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.038 away. Black text reads best on it, at 9.57:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 9.57:1 |
| White text | 2.19:1 |
Values
| HEX | #6BBF9E |
| RGB | rgb(107, 191, 158) |
| HSL | hsl(156, 40%, 58%) |
| OKLCH | oklch(74.2% 0.096 166.4) |
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 #6BBF9E | 2.19:1 | Fails | Lc -47.8 | Large or bold text, headings |
| Black text on #6BBF9E | 9.57:1 | AAA | Lc 60.9 | Content text, not long reading |
| #6BBF9E text on white | 2.19:1 | Fails | Lc 43.0 | Non-text elements, placeholder text |
| #6BBF9E text on black | 9.57:1 | AAA | Lc -59.2 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE7
oklch(93.7% 0.018 164.6)
-
Step 200
200
#C5E1D4
oklch(88.6% 0.035 165.9)
-
Step 300
300
#9CCEB8
oklch(81% 0.061 166.1)
-
Step 400
400 (this color)
#6BBF9E
oklch(74.2% 0.096 166.4)
-
Step 500
500
#1FA179
oklch(63.2% 0.123 166.4)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#062E21
oklch(27% 0.05 166.7)
#6BBF9E 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) | #BCB59C | 0.097 |
| Deuteranopia (no green cones) | #AEABA0 | 0.092 |
| Tritanopia (no blue cones) | #52BFB5 | 0.036 |
| Achromatopsia (no color) | #AFAFAF | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BBF9E
#6BBF9E
oklch(74.2% 0.096 166.4)
- #D893B8
#D893B8
oklch(74.2% 0.095 346.3)
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 #6BBF9E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.038
- Dark Sea Green #8FBC8F ΔE 0.038
- Muted Teal #90B494 ΔE 0.044
- Pale Teal #82CBB2 ΔE 0.048
- Greeny Blue #42B395 ΔE 0.051
- Lichen #8FB67B ΔE 0.051
- Sage Green #88B378 ΔE 0.052
- Topaz #13BBAF ΔE 0.054
Use #6BBF9E 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.