#37963C
Closest named color: Kelley Green (#009337). oklch(59.7% 0.156 144.1), rgb(55, 150, 60).
Aa
Black text reads best on this color (5.59:1).
About this color
#37963C is a medium-dark, vivid green. In OKLCH its lightness is 60%, its chroma 0.156 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.025 away. Black text reads best on it, at 5.59:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 5.59:1 |
| White text | 3.75:1 |
Values
| HEX | #37963C |
| RGB | rgb(55, 150, 60) |
| HSL | hsl(123, 46%, 40%) |
| OKLCH | oklch(59.7% 0.156 144.1) |
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 #37963C | 3.75:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #37963C | 5.59:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #37963C text on white | 3.75:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #37963C 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C9E1C8
oklch(88.5% 0.042 144.1)
-
Step 300
300
#A3CEA2
oklch(80.9% 0.076 144.3)
-
Step 400
400
#6FB46F
oklch(70.6% 0.121 144.2)
-
Step 500
500 (this color)
#37963C
oklch(59.7% 0.156 144.1)
-
Step 600
600
#188B25
oklch(55.6% 0.17 144.1)
-
Step 700
700
#027617
oklch(49.2% 0.158 144.2)
-
Step 800
800
#0D6017
oklch(42.7% 0.13 144.2)
-
Step 900
900
#174F1A
oklch(37.8% 0.102 144)
-
Step 950
950
#0F2E10
oklch(26.9% 0.064 144.1)
#37963C 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) | #998933 | 0.115 |
| Deuteranopia (no green cones) | #8D8143 | 0.114 |
| Tritanopia (no blue cones) | #239282 | 0.096 |
| Achromatopsia (no color) | #848484 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37963C
#37963C
oklch(59.7% 0.156 144.1)
- #AB5AB3
#AB5AB3
oklch(59.6% 0.156 323.9)
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 #37963C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.025
- Irish Green #019529 ΔE 0.030
- Grass Green #3F9B0B ΔE 0.037
- Fern Green #548D44 ΔE 0.038
- Grassy Green #419C03 ΔE 0.040
- Sap Green #5C8B15 ΔE 0.041
- Emerald Green #028F1E ΔE 0.041
- Forest Green #228B22 ΔE 0.041
Use #37963C 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.