#398366
Closest named color: Dark Sage (#598556). oklch(55.4% 0.087 165), rgb(57, 131, 102).
Aa
Black text reads best on this color (4.61:1).
About this color
#398366 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.087 and its hue 165°. 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 4.61:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.61:1 |
| White text | 4.55:1 |
Values
| HEX | #398366 |
| RGB | rgb(57, 131, 102) |
| HSL | hsl(156, 39%, 37%) |
| OKLCH | oklch(55.4% 0.087 165) |
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 #398366 | 4.55:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #398366 | 4.61:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #398366 text on white | 4.55:1 | AA | Lc 71.4 | Content text, not long reading |
| #398366 text on black | 4.61:1 | AA | Lc -30.3 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CDDED5
oklch(88.5% 0.022 163)
-
Step 300
300
#AAC9BA
oklch(80.9% 0.039 164.6)
-
Step 400
400
#7BAD97
oklch(70.6% 0.062 165.6)
-
Step 500
500
#57997D
oklch(63.1% 0.081 164.8)
-
Step 600
600 (this color)
#398366
oklch(55.4% 0.087 165)
-
Step 700
700
#2B6F55
oklch(49% 0.081 165)
-
Step 800
800
#255B46
oklch(42.8% 0.068 165.1)
-
Step 900
900
#244A3B
oklch(37.6% 0.051 166)
-
Step 950
950
#162C22
oklch(27.1% 0.034 163.4)
#398366 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) | #817A64 | 0.087 |
| Deuteranopia (no green cones) | #767368 | 0.083 |
| Tritanopia (no blue cones) | #1A837B | 0.034 |
| Achromatopsia (no color) | #767676 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #398366
#398366
oklch(55.4% 0.087 165)
- #975D7F
#975D7F
oklch(55.4% 0.088 344.3)
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 #398366, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.038
- Sea Green #2E8B57 ΔE 0.039
- Viridian #1E9167 ΔE 0.043
- Teal #008080 ΔE 0.048
- Bluegreen #017A79 ΔE 0.053
- Dark Cyan #008B8B ΔE 0.054
- Slate Green #658D6D ΔE 0.058
- Dusty Teal #4C9085 ΔE 0.058
Use #398366 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.