#42A463
Closest named color: Jade (#1FA774). oklch(64.4% 0.134 151.8), rgb(66, 164, 99).
Aa
Black text reads best on this color (6.72:1).
About this color
#42A463 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.134 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.023 away. Black text reads best on it, at 6.72:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 6.72:1 |
| White text | 3.12:1 |
Values
| HEX | #42A463 |
| RGB | rgb(66, 164, 99) |
| HSL | hsl(140, 43%, 45%) |
| OKLCH | oklch(64.4% 0.134 151.8) |
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 #42A463 | 3.12:1 | AA large text | Lc -63.4 | Content text, not long reading |
| Black text on #42A463 | 6.72:1 | AA | Lc 46.1 | Large or bold text, headings |
| #42A463 text on white | 3.12:1 | AA large text | Lc 58.0 | Large or bold text, headings |
| #42A463 text on black | 6.72:1 | AA | Lc -43.8 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EEE4
oklch(93.7% 0.019 152.8)
-
Step 200
200
#C8E0CD
oklch(88.4% 0.036 151.7)
-
Step 300
300
#A2CDAC
oklch(80.8% 0.065 151.8)
-
Step 400
400
#6CB380
oklch(70.6% 0.104 152)
-
Step 500
500 (this color)
#42A463
oklch(64.4% 0.134 151.8)
-
Step 600
600
#068A45
oklch(55.5% 0.145 151.8)
-
Step 700
700
#007539
oklch(49.2% 0.13 151.8)
-
Step 800
800
#025F2E
oklch(42.6% 0.111 152)
-
Step 900
900
#134E29
oklch(37.6% 0.087 151.8)
-
Step 950
950
#0E2E18
oklch(27% 0.056 151.2)
#42A463 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) | #A4975F | 0.114 |
| Deuteranopia (no green cones) | #978E67 | 0.112 |
| Tritanopia (no blue cones) | #24A294 | 0.071 |
| Achromatopsia (no color) | #929292 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42A463
#42A463
oklch(64.4% 0.134 151.8)
- #BC6DB2
#BC6DB2
oklch(64.5% 0.134 331.7)
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 #42A463, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.023
- Seaweed Green #35AD6B ΔE 0.025
- Muted Green #5FA052 ΔE 0.027
- Algae #54AC68 ΔE 0.029
- Jade Green #2BAF6A ΔE 0.031
- Dark Seafoam Green #3EAF76 ΔE 0.034
- Mid Green #50A747 ΔE 0.036
- Off Green #6BA353 ΔE 0.037
Use #42A463 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.