#649F38
Closest named color: Flat Green (#699D4C). oklch(64% 0.149 134.2), rgb(100, 159, 56).
Aa
Black text reads best on this color (6.55:1).
About this color
#649F38 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.149 and its hue 134°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Flat Green (#699D4C), ΔE 0.024 away. Black text reads best on it, at 6.55:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Flat Green (#699D4C) |
| Black text | 6.55:1 |
| White text | 3.20:1 |
Values
| HEX | #649F38 |
| RGB | rgb(100, 159, 56) |
| HSL | hsl(94, 48%, 42%) |
| OKLCH | oklch(64% 0.149 134.2) |
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 #649F38 | 3.20:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #649F38 | 6.55:1 | AA | Lc 45.0 | Large or bold text, headings |
| #649F38 text on white | 3.20:1 | AA large text | Lc 59.0 | Large or bold text, headings |
| #649F38 text on black | 6.55:1 | AA | Lc -42.7 | 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 500.
-
Step 50
50
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E4EDDF
oklch(93.5% 0.021 134.1)
-
Step 200
200
#CEDFC5
oklch(88.4% 0.039 134.6)
-
Step 300
300
#ADCC9C
oklch(81% 0.074 134.6)
-
Step 400
400
#82B164
oklch(70.8% 0.117 134.2)
-
Step 500
500 (this color)
#649F38
oklch(64% 0.149 134.2)
-
Step 600
600
#488600
oklch(55.6% 0.16 134.1)
-
Step 700
700
#3B7100
oklch(49.2% 0.142 134.3)
-
Step 800
800
#305C00
oklch(42.6% 0.122 134)
-
Step 900
900
#2A4C0E
oklch(37.7% 0.097 134.3)
-
Step 950
950
#192D0B
oklch(27.1% 0.062 134.5)
#649F38 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) | #A5932B | 0.088 |
| Deuteranopia (no green cones) | #9D8E40 | 0.089 |
| Tritanopia (no blue cones) | #64998A | 0.110 |
| Achromatopsia (no color) | #909090 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #649F38
#649F38
oklch(64% 0.149 134.2)
- #AD6ECA
#AD6ECA
oklch(64.1% 0.148 314.4)
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 #649F38, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Green #699D4C ΔE 0.024
- Muted Green #5FA052 ΔE 0.025
- Mid Green #50A747 ΔE 0.026
- Off Green #6BA353 ΔE 0.029
- Fern #63A950 ΔE 0.031
- Leaf #71AA34 ΔE 0.037
- Grass #5CAC2D ΔE 0.041
- Dark Pastel Green #56AE57 ΔE 0.044
Use #649F38 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.