#40844D
Closest named color: Sea Green (#2E8B57). oklch(55.4% 0.109 148.2), rgb(64, 132, 77).
Aa
Black text reads best on this color (4.62:1).
About this color
#40844D is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.109 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 0.022 away. Black text reads best on it, at 4.62:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.62:1 |
| White text | 4.53:1 |
Values
| HEX | #40844D |
| RGB | rgb(64, 132, 77) |
| HSL | hsl(131, 35%, 38%) |
| OKLCH | oklch(55.4% 0.109 148.2) |
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 #40844D | 4.53:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #40844D | 4.62:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #40844D text on white | 4.53:1 | AA | Lc 71.3 | Content text, not long reading |
| #40844D text on black | 4.62:1 | AA | Lc -30.3 | 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
#E4EDE5
oklch(93.7% 0.014 148.8)
-
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
#7FAF85
oklch(70.8% 0.079 147.9)
-
Step 500
500
#5C9A66
oklch(63% 0.101 148.2)
-
Step 600
600 (this color)
#40844D
oklch(55.4% 0.109 148.2)
-
Step 700
700
#32703E
oklch(49.1% 0.102 148)
-
Step 800
800
#2A5B34
oklch(42.6% 0.083 148.6)
-
Step 900
900
#274B2D
oklch(37.7% 0.066 148)
-
Step 950
950
#182C1B
oklch(27% 0.041 148)
#40844D 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) | #857A49 | 0.088 |
| Deuteranopia (no green cones) | #7C7450 | 0.087 |
| Tritanopia (no blue cones) | #338276 | 0.061 |
| Achromatopsia (no color) | #767676 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40844D
#40844D
oklch(55.4% 0.109 148.2)
- #955A93
#955A93
oklch(55.4% 0.11 328.1)
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 #40844D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.022
- Dark Sage #598556 ΔE 0.031
- Jungle Green #048243 ΔE 0.037
- Fern Green #548D44 ΔE 0.039
- Viridian #1E9167 ΔE 0.043
- Light Forest Green #4F9153 ΔE 0.043
- Military Green #667C3E ΔE 0.044
- Swamp #698339 ΔE 0.046
Use #40844D 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.