#42A05B
Closest named color: Muted Green (#5FA052). oklch(63.2% 0.136 149.6), rgb(66, 160, 91).
Aa
Black text reads best on this color (6.41:1).
About this color
#42A05B is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.136 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.025 away. Black text reads best on it, at 6.41:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.41:1 |
| White text | 3.27:1 |
Values
| HEX | #42A05B |
| RGB | rgb(66, 160, 91) |
| HSL | hsl(136, 42%, 44%) |
| OKLCH | oklch(63.2% 0.136 149.6) |
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 #42A05B | 3.27:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #42A05B | 6.41:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #42A05B text on white | 3.27:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #42A05B text on black | 6.41:1 | AA | Lc -41.9 | 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
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE3
oklch(93.6% 0.02 150.1)
-
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
#6EB37C
oklch(70.6% 0.107 149.5)
-
Step 500
500 (this color)
#42A05B
oklch(63.2% 0.136 149.6)
-
Step 600
600
#148A40
oklch(55.6% 0.148 149.7)
-
Step 700
700
#007532
oklch(49.1% 0.137 149.6)
-
Step 800
800
#0A5F2A
oklch(42.6% 0.113 149.7)
-
Step 900
900
#164E26
oklch(37.7% 0.089 149.4)
-
Step 950
950
#0F2E17
oklch(27.1% 0.056 149.6)
#42A05B 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) | #A19356 | 0.112 |
| Deuteranopia (no green cones) | #958B60 | 0.110 |
| Tritanopia (no blue cones) | #2A9D8F | 0.076 |
| Achromatopsia (no color) | #8E8E8E | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42A05B
#42A05B
oklch(63.2% 0.136 149.6)
- #B669B1
#B669B1
oklch(63.2% 0.135 329.4)
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 #42A05B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.025
- Jade #1FA774 ΔE 0.032
- Flat Green #699D4C ΔE 0.035
- Mid Green #50A747 ΔE 0.036
- Seaweed Green #35AD6B ΔE 0.037
- Off Green #6BA353 ΔE 0.040
- Algae #54AC68 ΔE 0.041
- Jade Green #2BAF6A ΔE 0.042
Use #42A05B 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.