#649C41
Closest named color: Flat Green (#699D4C). oklch(63.3% 0.137 135), rgb(100, 156, 65).
Aa
Black text reads best on this color (6.37:1).
About this color
#649C41 is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.137 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Flat Green (#699D4C), ΔE 0.014 away. Black text reads best on it, at 6.37:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Flat Green (#699D4C) |
| Black text | 6.37:1 |
| White text | 3.29:1 |
Values
| HEX | #649C41 |
| RGB | rgb(100, 156, 65) |
| HSL | hsl(97, 41%, 43%) |
| OKLCH | oklch(63.3% 0.137 135) |
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 #649C41 | 3.29:1 | AA large text | Lc -65.6 | Content text, not long reading |
| Black text on #649C41 | 6.37:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #649C41 text on white | 3.29:1 | AA large text | Lc 60.2 | Content text, not long reading |
| #649C41 text on black | 6.37:1 | AA | Lc -41.6 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CFDFC7
oklch(88.5% 0.037 135)
-
Step 300
300
#AECBA0
oklch(80.9% 0.067 135.5)
-
Step 400
400
#83B06B
oklch(70.8% 0.107 135.3)
-
Step 500
500 (this color)
#649C41
oklch(63.3% 0.137 135)
-
Step 600
600
#49851B
oklch(55.5% 0.149 135.1)
-
Step 700
700
#3A710A
oklch(49.1% 0.139 135.2)
-
Step 800
800
#315C0F
oklch(42.7% 0.115 134.9)
-
Step 900
900
#2B4C16
oklch(37.8% 0.09 135.3)
-
Step 950
950
#1A2C0E
oklch(26.9% 0.056 134.5)
#649C41 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) | #A19138 | 0.083 |
| Deuteranopia (no green cones) | #9A8C48 | 0.085 |
| Tritanopia (no blue cones) | #639788 | 0.098 |
| Achromatopsia (no color) | #8E8E8E | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #649C41
#649C41
oklch(63.3% 0.137 135)
- #A96EC3
#A96EC3
oklch(63.3% 0.138 314.9)
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 #649C41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Green #699D4C ΔE 0.014
- Muted Green #5FA052 ΔE 0.017
- Off Green #6BA353 ΔE 0.027
- Mid Green #50A747 ΔE 0.033
- Fern #63A950 ΔE 0.036
- Drab Green #749551 ΔE 0.037
- Moss #769958 ΔE 0.039
- Olive Drab #6B8E23 ΔE 0.040
Use #649C41 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.