#42904E
Closest named color: Light Forest Green (#4F9153). oklch(58.7% 0.125 147), rgb(66, 144, 78).
Aa
Black text reads best on this color (5.33:1).
About this color
#42904E is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.125 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.015 away. Black text reads best on it, at 5.33:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #42904E |
| RGB | rgb(66, 144, 78) |
| HSL | hsl(129, 37%, 41%) |
| OKLCH | oklch(58.7% 0.125 147) |
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 #42904E | 3.93:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #42904E | 5.33:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #42904E text on white | 3.93:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #42904E text on black | 5.33:1 | AA | Lc -35.1 | 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
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CCDFCD
oklch(88.4% 0.032 146.8)
-
Step 300
300
#A9CBAC
oklch(80.9% 0.056 147.4)
-
Step 400
400
#7AB080
oklch(70.6% 0.09 147.3)
-
Step 500
500
#569C5F
oklch(63.1% 0.115 146.9)
-
Step 600
600 (this color)
#42904E
oklch(58.7% 0.125 147)
-
Step 700
700
#297236
oklch(49.1% 0.118 146.9)
-
Step 800
800
#245D2E
oklch(42.8% 0.097 147.2)
-
Step 900
900
#234C29
oklch(37.7% 0.075 147.1)
-
Step 950
950
#152D18
oklch(27.1% 0.049 146.9)
#42904E 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) | #928549 | 0.099 |
| Deuteranopia (no green cones) | #877D52 | 0.098 |
| Tritanopia (no blue cones) | #338D80 | 0.074 |
| Achromatopsia (no color) | #808080 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42904E
#42904E
oklch(58.7% 0.125 147)
- #A360A3
#A360A3
oklch(58.8% 0.125 327)
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 #42904E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.015
- Fern Green #548D44 ΔE 0.017
- Sea Green #2E8B57 ΔE 0.026
- Viridian #1E9167 ΔE 0.035
- Moss Green #658B38 ΔE 0.037
- Mossy Green #638B27 ΔE 0.042
- Dark Sage #598556 ΔE 0.043
- Kelley Green #009337 ΔE 0.045
Use #42904E 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.