#659D78
Closest named color: Grey Teal (#5E9B8A). oklch(64.7% 0.081 154.6), rgb(101, 157, 120).
Aa
Black text reads best on this color (6.64:1).
About this color
#659D78 is a medium-light, moderately saturated green. In OKLCH its lightness is 65%, its chroma 0.081 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.029 away. Black text reads best on it, at 6.64:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.64:1 |
| White text | 3.15:1 |
Values
| HEX | #659D78 |
| RGB | rgb(101, 157, 120) |
| HSL | hsl(140, 22%, 51%) |
| OKLCH | oklch(64.7% 0.081 154.6) |
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 #659D78 | 3.15:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #659D78 | 6.64:1 | AA | Lc 45.4 | Large or bold text, headings |
| #659D78 text on white | 3.15:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #659D78 text on black | 6.64:1 | AA | Lc -43.1 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CEDED3
oklch(88.5% 0.023 155.9)
-
Step 300
300
#ADC9B5
oklch(80.9% 0.041 154.3)
-
Step 400
400
#81AD8F
oklch(70.7% 0.064 154.7)
-
Step 500
500 (this color)
#659D78
oklch(64.7% 0.081 154.6)
-
Step 600
600
#45835C
oklch(55.7% 0.089 154.7)
-
Step 700
700
#366E4B
oklch(49% 0.082 154.5)
-
Step 800
800
#2E5A3E
oklch(42.7% 0.068 154.4)
-
Step 900
900
#294A35
oklch(37.7% 0.053 155)
-
Step 950
950
#192B1F
oklch(26.9% 0.033 154.5)
#659D78 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) | #9D9576 | 0.073 |
| Deuteranopia (no green cones) | #948E7A | 0.072 |
| Tritanopia (no blue cones) | #5B9C93 | 0.040 |
| Achromatopsia (no color) | #919191 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #659D78
#659D78
oklch(64.7% 0.081 154.6)
- #AD7BA2
#AD7BA2
oklch(64.6% 0.082 334.6)
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 #659D78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.029
- Greeny Grey #7EA07A ΔE 0.032
- Dull Teal #5F9E8F ΔE 0.032
- Green Grey #77926F ΔE 0.034
- Tea #65AB7C ΔE 0.040
- Moss #769958 ΔE 0.040
- Ocean Green #3D9973 ΔE 0.041
- Grey Green #86A17D ΔE 0.043
Use #659D78 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.