#42854D
Closest named color: Sea Green (#2E8B57). oklch(55.8% 0.11 147.5), rgb(66, 133, 77).
Aa
Black text reads best on this color (4.69:1).
About this color
#42854D is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.110 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.020 away. Black text reads best on it, at 4.69:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.69:1 |
| White text | 4.47:1 |
Values
| HEX | #42854D |
| RGB | rgb(66, 133, 77) |
| HSL | hsl(130, 34%, 39%) |
| OKLCH | oklch(55.8% 0.11 147.5) |
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 #42854D | 4.47:1 | AA large text | Lc -76.3 | Fine for body text |
| Black text on #42854D | 4.69:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #42854D text on white | 4.47:1 | AA large text | Lc 70.9 | Content text, not long reading |
| #42854D text on black | 4.69:1 | AA | Lc -30.8 | 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 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
#7FAE84
oklch(70.6% 0.079 147.4)
-
Step 500
500
#5D9A66
oklch(63.1% 0.1 147.8)
-
Step 600
600 (this color)
#42854D
oklch(55.8% 0.11 147.5)
-
Step 700
700
#33703D
oklch(49.1% 0.102 147.3)
-
Step 800
800
#2B5B33
oklch(42.6% 0.084 147.6)
-
Step 900
900
#284B2D
oklch(37.7% 0.065 147.5)
-
Step 950
950
#182C1A
oklch(27% 0.042 146.7)
#42854D 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) | #867B49 | 0.087 |
| Deuteranopia (no green cones) | #7D7551 | 0.086 |
| Tritanopia (no blue cones) | #368277 | 0.064 |
| Achromatopsia (no color) | #777777 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42854D
#42854D
oklch(55.8% 0.11 147.5)
- #965B95
#965B95
oklch(55.8% 0.111 327.5)
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 #42854D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.020
- Dark Sage #598556 ΔE 0.029
- Fern Green #548D44 ΔE 0.035
- Jungle Green #048243 ΔE 0.039
- Light Forest Green #4F9153 ΔE 0.039
- Viridian #1E9167 ΔE 0.041
- Military Green #667C3E ΔE 0.043
- Swamp #698339 ΔE 0.044
Use #42854D 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.