#398066
Closest named color: Dark Sage (#598556). oklch(54.7% 0.083 166.7), rgb(57, 128, 102).
Aa
White text reads best on this color (4.71:1).
About this color
#398066 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.083 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 0.043 away. White text reads best on it, at 4.71:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.45:1 |
| White text | 4.71:1 |
Values
| HEX | #398066 |
| RGB | rgb(57, 128, 102) |
| HSL | hsl(158, 38%, 36%) |
| OKLCH | oklch(54.7% 0.083 166.7) |
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 #398066 | 4.71:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #398066 | 4.45:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #398066 text on white | 4.71:1 | AA | Lc 72.5 | Content text, not long reading |
| #398066 text on black | 4.45:1 | AA large text | Lc -29.1 | Dividers and decoration only |
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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECE8
oklch(93.5% 0.011 167.8)
-
Step 200
200
#CDDED6
oklch(88.6% 0.021 166)
-
Step 300
300
#ABC9BB
oklch(81% 0.038 165.6)
-
Step 400
400
#7DAD99
oklch(70.8% 0.059 167)
-
Step 500
500
#59987F
oklch(63% 0.076 166.6)
-
Step 600
600 (this color)
#398066
oklch(54.7% 0.083 166.7)
-
Step 700
700
#2D6F57
oklch(49.2% 0.078 166.4)
-
Step 800
800
#275A47
oklch(42.6% 0.064 166.5)
-
Step 900
900
#254A3C
oklch(37.7% 0.049 167.1)
-
Step 950
950
#162B23
oklch(26.8% 0.031 167.7)
#398066 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) | #7D7865 | 0.083 |
| Deuteranopia (no green cones) | #737068 | 0.081 |
| Tritanopia (no blue cones) | #1B8079 | 0.032 |
| Achromatopsia (no color) | #737373 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #398066
#398066
oklch(54.7% 0.083 166.7)
- #945C7A
#945C7A
oklch(54.6% 0.083 346.9)
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 #398066, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.043
- Teal #008080 ΔE 0.044
- Bluegreen #017A79 ΔE 0.046
- Sea Green #2E8B57 ΔE 0.047
- Viridian #1E9167 ΔE 0.052
- Dark Cyan #008B8B ΔE 0.055
- Deep Aqua #08787F ΔE 0.057
- Dark Aquamarine #017371 ΔE 0.058
Use #398066 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.