#37943E
Closest named color: Kelley Green (#009337). oklch(59.2% 0.151 144.6), rgb(55, 148, 62).
Aa
Black text reads best on this color (5.46:1).
About this color
#37943E is a medium-dark, vivid green. In OKLCH its lightness is 59%, its chroma 0.151 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.024 away. Black text reads best on it, at 5.46:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 5.46:1 |
| White text | 3.84:1 |
Values
| HEX | #37943E |
| RGB | rgb(55, 148, 62) |
| HSL | hsl(125, 46%, 40%) |
| OKLCH | oklch(59.2% 0.151 144.6) |
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 #37943E | 3.84:1 | AA large text | Lc -71.0 | Content text, not long reading |
| Black text on #37943E | 5.46:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #37943E text on white | 3.84:1 | AA large text | Lc 65.5 | Content text, not long reading |
| #37943E text on black | 5.46:1 | AA | Lc -36.1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE2
oklch(93.7% 0.02 145.4)
-
Step 200
200
#CBE0CA
oklch(88.5% 0.037 144)
-
Step 300
300
#A6CDA6
oklch(81% 0.068 144.9)
-
Step 400
400
#74B375
oklch(70.8% 0.11 144.7)
-
Step 500
500
#4C9F50
oklch(63.1% 0.14 144.6)
-
Step 600
600 (this color)
#37943E
oklch(59.2% 0.151 144.6)
-
Step 700
700
#1B7425
oklch(49.1% 0.141 144.6)
-
Step 800
800
#1A5F21
oklch(42.8% 0.117 144.7)
-
Step 900
900
#1D4E20
oklch(37.8% 0.091 144.6)
-
Step 950
950
#122E13
oklch(27.1% 0.059 144.4)
#37943E 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) | #978736 | 0.114 |
| Deuteranopia (no green cones) | #8B7F45 | 0.113 |
| Tritanopia (no blue cones) | #239081 | 0.094 |
| Achromatopsia (no color) | #828282 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37943E
#37943E
oklch(59.2% 0.151 144.6)
- #A95AAF
#A95AAF
oklch(59.2% 0.151 324.6)
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 #37943E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.024
- Irish Green #019529 ΔE 0.032
- Fern Green #548D44 ΔE 0.033
- Light Forest Green #4F9153 ΔE 0.037
- Forest Green #228B22 ΔE 0.038
- Sap Green #5C8B15 ΔE 0.039
- Emerald Green #028F1E ΔE 0.040
- Mossy Green #638B27 ΔE 0.043
Use #37943E 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.