#399651
Closest named color: Light Forest Green (#4F9153). oklch(60% 0.136 149.1), rgb(57, 150, 81).
Aa
Black text reads best on this color (5.65:1).
About this color
#399651 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.136 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.023 away. Black text reads best on it, at 5.65:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.65:1 |
| White text | 3.71:1 |
Values
| HEX | #399651 |
| RGB | rgb(57, 150, 81) |
| HSL | hsl(135, 45%, 41%) |
| OKLCH | oklch(60% 0.136 149.1) |
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 #399651 | 3.71:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #399651 | 5.65:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #399651 text on white | 3.71:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #399651 text on black | 5.65:1 | AA | Lc -37.3 | 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 500.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE3
oklch(93.7% 0.019 147.8)
-
Step 200
200
#C9E0CC
oklch(88.4% 0.037 149.1)
-
Step 300
300
#A3CDAA
oklch(80.9% 0.066 149.6)
-
Step 400
400
#6FB37C
oklch(70.7% 0.106 149.2)
-
Step 500
500 (this color)
#399651
oklch(60% 0.136 149.1)
-
Step 600
600
#198A3F
oklch(55.7% 0.147 149.1)
-
Step 700
700
#047531
oklch(49.2% 0.137 149.1)
-
Step 800
800
#0D5F29
oklch(42.6% 0.113 149.1)
-
Step 900
900
#174E26
oklch(37.7% 0.088 149.1)
-
Step 950
950
#0F2E17
oklch(27.1% 0.056 149.6)
#399651 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) | #978A4C | 0.110 |
| Deuteranopia (no green cones) | #8B8156 | 0.109 |
| Tritanopia (no blue cones) | #1E9385 | 0.076 |
| Achromatopsia (no color) | #858585 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #399651
#399651
oklch(60% 0.136 149.1)
- #AC60A8
#AC60A8
oklch(60.1% 0.136 329)
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 #399651, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.023
- Fern Green #548D44 ΔE 0.030
- Sea Green #2E8B57 ΔE 0.038
- Viridian #1E9167 ΔE 0.038
- Kelley Green #009337 ΔE 0.041
- Ocean Green #3D9973 ΔE 0.045
- Moss Green #658B38 ΔE 0.046
- Muted Green #5FA052 ΔE 0.048
Use #399651 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.