#438A4B
Closest named color: Sea Green (#2E8B57). oklch(57.1% 0.119 146.1), rgb(67, 138, 75).
Aa
Black text reads best on this color (4.97:1).
About this color
#438A4B is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.119 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.018 away. Black text reads best on it, at 4.97:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.97:1 |
| White text | 4.22:1 |
Values
| HEX | #438A4B |
| RGB | rgb(67, 138, 75) |
| HSL | hsl(127, 35%, 40%) |
| OKLCH | oklch(57.1% 0.119 146.1) |
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 #438A4B | 4.22:1 | AA large text | Lc -74.4 | Content text, not long reading |
| Black text on #438A4B | 4.97:1 | AA | Lc 35.2 | Non-text elements, placeholder text |
| #438A4B text on white | 4.22:1 | AA large text | Lc 68.9 | Content text, not long reading |
| #438A4B text on black | 4.97:1 | AA | Lc -32.7 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CDDFCE
oklch(88.5% 0.03 146.9)
-
Step 300
300
#ABCAAC
oklch(80.8% 0.053 145.9)
-
Step 400
400
#7EAF81
oklch(70.7% 0.084 146.1)
-
Step 500
500
#5B9B60
oklch(63.1% 0.109 145.9)
-
Step 600
600 (this color)
#438A4B
oklch(57.1% 0.119 146.1)
-
Step 700
700
#307138
oklch(49.1% 0.111 146.1)
-
Step 800
800
#295C2F
oklch(42.7% 0.091 146.2)
-
Step 900
900
#264C2A
oklch(37.8% 0.072 146.3)
-
Step 950
950
#172C19
oklch(26.9% 0.044 146.4)
#438A4B 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) | #8C7F46 | 0.093 |
| Deuteranopia (no green cones) | #82794F | 0.091 |
| Tritanopia (no blue cones) | #37877B | 0.071 |
| Achromatopsia (no color) | #7B7B7B | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #438A4B
#438A4B
oklch(57.1% 0.119 146.1)
- #9B5D9D
#9B5D9D
oklch(57.1% 0.119 325.9)
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 #438A4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.018
- Fern Green #548D44 ΔE 0.021
- Light Forest Green #4F9153 ΔE 0.026
- Dark Sage #598556 ΔE 0.034
- Viridian #1E9167 ΔE 0.037
- Moss Green #658B38 ΔE 0.038
- Swamp #698339 ΔE 0.042
- Mossy Green #638B27 ΔE 0.044
Use #438A4B 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.