#718C7A
Closest named color: Slate Green (#658D6D). oklch(61.4% 0.041 155.8), rgb(113, 140, 122).
Aa
Black text reads best on this color (5.73:1).
About this color
#718C7A is a medium-dark, muted green. In OKLCH its lightness is 61%, its chroma 0.041 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.027 away. Black text reads best on it, at 5.73:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.73:1 |
| White text | 3.66:1 |
Values
| HEX | #718C7A |
| RGB | rgb(113, 140, 122) |
| HSL | hsl(140, 11%, 50%) |
| OKLCH | oklch(61.4% 0.041 155.8) |
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 #718C7A | 3.66:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #718C7A | 5.73:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #718C7A text on white | 3.66:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #718C7A text on black | 5.73:1 | AA | Lc -37.5 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D4DBD6
oklch(88.5% 0.01 155.1)
-
Step 300
300
#B7C5BB
oklch(81% 0.021 154.8)
-
Step 400
400
#91A798
oklch(70.7% 0.033 155.7)
-
Step 500
500 (this color)
#718C7A
oklch(61.4% 0.041 155.8)
-
Step 600
600
#5E7B68
oklch(55.5% 0.045 156)
-
Step 700
700
#4E6857
oklch(49.1% 0.041 155.9)
-
Step 800
800
#405547
oklch(42.8% 0.035 155.5)
-
Step 900
900
#36463C
oklch(37.7% 0.027 157.4)
-
Step 950
950
#202923
oklch(27% 0.017 155.9)
#718C7A 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) | #8C8879 | 0.038 |
| Deuteranopia (no green cones) | #87847B | 0.037 |
| Tritanopia (no blue cones) | #6D8B87 | 0.021 |
| Achromatopsia (no color) | #868686 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718C7A
#718C7A
oklch(61.4% 0.041 155.8)
- #957B8E
#957B8E
oklch(61.3% 0.042 335.8)
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 #718C7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.027
- Green Grey #77926F ΔE 0.029
- Dusty Teal #4C9085 ΔE 0.040
- Medium Grey #7D7F7C ΔE 0.041
- Gray #808080 ΔE 0.043
- Brown Grey #8D8468 ΔE 0.043
- Grey Teal #5E9B8A ΔE 0.044
- Steel Grey #6F828A ΔE 0.044
Use #718C7A 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.