#399374
Closest named color: Ocean Green (#3D9973). oklch(60% 0.099 167.2), rgb(57, 147, 116).
Aa
Black text reads best on this color (5.59:1).
About this color
#399374 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.099 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.020 away. Black text reads best on it, at 5.59:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.59:1 |
| White text | 3.75:1 |
Values
| HEX | #399374 |
| RGB | rgb(57, 147, 116) |
| HSL | hsl(159, 44%, 40%) |
| OKLCH | oklch(60% 0.099 167.2) |
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 #399374 | 3.75:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #399374 | 5.59:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #399374 text on white | 3.75:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #399374 text on black | 5.59:1 | AA | Lc -36.9 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#C9DFD5
oklch(88.4% 0.027 166.7)
-
Step 300
300
#A4CBBA
oklch(80.9% 0.048 166.8)
-
Step 400
400
#6FB097
oklch(70.6% 0.077 167.8)
-
Step 500
500 (this color)
#399374
oklch(60% 0.099 167.2)
-
Step 600
600
#198766
oklch(55.6% 0.107 167)
-
Step 700
700
#037255
oklch(49% 0.099 167.5)
-
Step 800
800
#0D5D45
oklch(42.7% 0.083 166.8)
-
Step 900
900
#174C3A
oklch(37.6% 0.064 167)
-
Step 950
950
#0F2D22
oklch(27% 0.042 166.6)
#399374 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) | #908972 | 0.099 |
| Deuteranopia (no green cones) | #838076 | 0.095 |
| Tritanopia (no blue cones) | #00948A | 0.035 |
| Achromatopsia (no color) | #848484 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #399374
#399374
oklch(60% 0.099 167.2)
- #AB678C
#AB678C
oklch(60% 0.099 346.7)
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 #399374, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.020
- Viridian #1E9167 ΔE 0.026
- Dusty Teal #4C9085 ΔE 0.035
- Blue Green #0F9B8E ΔE 0.038
- Slate Green #658D6D ΔE 0.041
- Persian Green #2A9D8F ΔE 0.041
- Light Forest Green #4F9153 ΔE 0.044
- Sea #3C9992 ΔE 0.044
Use #399374 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.