#42844C
Closest named color: Sea Green (#2E8B57). oklch(55.5% 0.109 147.2), rgb(66, 132, 76).
Aa
Black text reads best on this color (4.63:1).
About this color
#42844C is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.109 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.023 away. Black text reads best on it, at 4.63:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.63:1 |
| White text | 4.52:1 |
Values
| HEX | #42844C |
| RGB | rgb(66, 132, 76) |
| HSL | hsl(129, 33%, 39%) |
| OKLCH | oklch(55.5% 0.109 147.2) |
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 #42844C | 4.52:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #42844C | 4.63:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #42844C text on white | 4.52:1 | AA | Lc 71.3 | Content text, not long reading |
| #42844C text on black | 4.63:1 | AA | Lc -30.4 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CEDECF
oklch(88.4% 0.027 147.1)
-
Step 300
300
#ACCAAF
oklch(80.9% 0.049 147.9)
-
Step 400
400
#80AE84
oklch(70.6% 0.078 146.9)
-
Step 500
500
#5E9A65
oklch(63.1% 0.101 147)
-
Step 600
600 (this color)
#42844C
oklch(55.5% 0.109 147.2)
-
Step 700
700
#34703D
oklch(49.1% 0.102 147)
-
Step 800
800
#2C5B33
oklch(42.7% 0.083 147.2)
-
Step 900
900
#284B2D
oklch(37.7% 0.065 147.5)
-
Step 950
950
#182C1A
oklch(27% 0.042 146.7)
#42844C 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) | #857A48 | 0.087 |
| Deuteranopia (no green cones) | #7C7450 | 0.086 |
| Tritanopia (no blue cones) | #378176 | 0.064 |
| Achromatopsia (no color) | #767676 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42844C
#42844C
oklch(55.5% 0.109 147.2)
- #945B94
#945B94
oklch(55.5% 0.108 326.9)
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 #42844C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.023
- Dark Sage #598556 ΔE 0.030
- Fern Green #548D44 ΔE 0.037
- Jungle Green #048243 ΔE 0.038
- Military Green #667C3E ΔE 0.042
- Light Forest Green #4F9153 ΔE 0.042
- Viridian #1E9167 ΔE 0.044
- Swamp #698339 ΔE 0.044
Use #42844C 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.