#398A68
Closest named color: Viridian (#1E9167). oklch(57.4% 0.096 163), rgb(57, 138, 104).
Aa
Black text reads best on this color (5.00:1).
About this color
#398A68 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.096 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.025 away. Black text reads best on it, at 5.00:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Viridian (#1E9167) |
| Black text | 5.00:1 |
| White text | 4.19:1 |
Values
| HEX | #398A68 |
| RGB | rgb(57, 138, 104) |
| HSL | hsl(155, 42%, 38%) |
| OKLCH | oklch(57.4% 0.096 163) |
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 #398A68 | 4.19:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #398A68 | 5.00:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #398A68 text on white | 4.19:1 | AA large text | Lc 68.7 | Content text, not long reading |
| #398A68 text on black | 5.00:1 | AA | Lc -33.0 | 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
#E3EDE7
oklch(93.7% 0.013 159.9)
-
Step 200
200
#CCDED5
oklch(88.5% 0.023 164.5)
-
Step 300
300
#A8CAB9
oklch(80.9% 0.043 163.6)
-
Step 400
400
#78AF94
oklch(70.8% 0.07 162.6)
-
Step 500
500
#539A7A
oklch(63% 0.087 163)
-
Step 600
600 (this color)
#398A68
oklch(57.4% 0.096 163)
-
Step 700
700
#247052
oklch(49% 0.089 163.3)
-
Step 800
800
#215B43
oklch(42.6% 0.073 163.1)
-
Step 900
900
#214B39
oklch(37.7% 0.057 163.5)
-
Step 950
950
#142C21
oklch(27% 0.037 162.7)
#398A68 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) | #888166 | 0.093 |
| Deuteranopia (no green cones) | #7C786A | 0.090 |
| Tritanopia (no blue cones) | #148A81 | 0.039 |
| Achromatopsia (no color) | #7C7C7C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #398A68
#398A68
oklch(57.4% 0.096 163)
- #A06187
#A06187
oklch(57.5% 0.096 343.6)
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 #398A68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.025
- Sea Green #2E8B57 ΔE 0.028
- Dark Sage #598556 ΔE 0.033
- Light Forest Green #4F9153 ΔE 0.044
- Ocean Green #3D9973 ΔE 0.045
- Slate Green #658D6D ΔE 0.047
- Dusty Teal #4C9085 ΔE 0.048
- Fern Green #548D44 ΔE 0.053
Use #398A68 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.