#39866B
Closest named color: Dark Sage (#598556). oklch(56.4% 0.088 167.4), rgb(57, 134, 107).
Aa
Black text reads best on this color (4.79:1).
About this color
#39866B is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.088 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.038 away. Black text reads best on it, at 4.79:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.79:1 |
| White text | 4.37:1 |
Values
| HEX | #39866B |
| RGB | rgb(57, 134, 107) |
| HSL | hsl(159, 40%, 37%) |
| OKLCH | oklch(56.4% 0.088 167.4) |
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 #39866B | 4.37:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #39866B | 4.79:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #39866B text on white | 4.37:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #39866B text on black | 4.79:1 | AA | Lc -31.5 | 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 600.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CCDED6
oklch(88.5% 0.022 167.4)
-
Step 300
300
#A9C9BB
oklch(80.8% 0.04 167.1)
-
Step 400
400
#7AAE99
oklch(70.8% 0.063 167.5)
-
Step 500
500
#55997F
oklch(63% 0.081 167.1)
-
Step 600
600 (this color)
#39866B
oklch(56.4% 0.088 167.4)
-
Step 700
700
#286F57
oklch(49% 0.081 167.4)
-
Step 800
800
#235B47
oklch(42.8% 0.068 166.8)
-
Step 900
900
#224B3C
oklch(37.8% 0.053 167.3)
-
Step 950
950
#152C23
oklch(27.1% 0.034 166.7)
#39866B 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) | #837D6A | 0.089 |
| Deuteranopia (no green cones) | #78756D | 0.086 |
| Tritanopia (no blue cones) | #14877E | 0.031 |
| Achromatopsia (no color) | #797979 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39866B
#39866B
oklch(56.4% 0.088 167.4)
- #9B607F
#9B607F
oklch(56.4% 0.087 347.5)
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 #39866B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.038
- Viridian #1E9167 ΔE 0.038
- Sea Green #2E8B57 ΔE 0.038
- Dark Cyan #008B8B ΔE 0.047
- Teal #008080 ΔE 0.048
- Dusty Teal #4C9085 ΔE 0.049
- Slate Green #658D6D ΔE 0.052
- Bluegreen #017A79 ΔE 0.056
Use #39866B 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.