#647445
Closest named color: Muddy Green (#657432). oklch(53.4% 0.071 124.1), rgb(100, 116, 69).
Aa
White text reads best on this color (5.08:1).
About this color
#647445 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 53%, its chroma 0.071 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muddy Green (#657432), ΔE 0.022 away. White text reads best on it, at 5.08:1.
| Hue family | Yellows |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Muddy Green (#657432) |
| Black text | 4.12:1 |
| White text | 5.08:1 |
Values
| HEX | #647445 |
| RGB | rgb(100, 116, 69) |
| HSL | hsl(80, 25%, 36%) |
| OKLCH | oklch(53.4% 0.071 124.1) |
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 #647445 | 5.08:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #647445 | 4.12:1 | AA large text | Lc 29.0 | Dividers and decoration only |
| #647445 text on white | 5.08:1 | AA | Lc 75.1 | Fine for body text |
| #647445 text on black | 4.12:1 | AA large text | Lc -26.6 | Dividers and decoration only |
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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E8EBE4
oklch(93.6% 0.01 125.7)
-
Step 200
200
#D6DBCF
oklch(88.4% 0.017 125.3)
-
Step 300
300
#BCC4AE
oklch(80.8% 0.031 123.4)
-
Step 400
400
#9AA684
oklch(70.6% 0.05 123.5)
-
Step 500
500
#819164
oklch(63.2% 0.067 124.2)
-
Step 600
600 (this color)
#647445
oklch(53.4% 0.071 124.1)
-
Step 700
700
#59673C
oklch(49.1% 0.066 123.5)
-
Step 800
800
#495432
oklch(42.7% 0.054 123.3)
-
Step 900
900
#3D462C
oklch(37.8% 0.044 124)
-
Step 950
950
#24291A
oklch(27.1% 0.027 123.2)
#647445 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) | #796F42 | 0.033 |
| Deuteranopia (no green cones) | #776E47 | 0.033 |
| Tritanopia (no blue cones) | #677068 | 0.057 |
| Achromatopsia (no color) | #6E6E6E | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #647445
#647445
oklch(53.4% 0.071 124.1)
- #76628F
#76628F
oklch(53.3% 0.073 304.4)
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 #647445, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Green #657432 ΔE 0.022
- Dark Moss Green #606C38 ΔE 0.026
- Military Green #667C3E ΔE 0.028
- Dark Olive Green #556B2F ΔE 0.042
- Brown Green #706C11 ΔE 0.045
- Browny Green #6F6C0A ΔE 0.047
- Dark Sage #598556 ΔE 0.048
- Grey Brown #7F7053 ΔE 0.050
Use #647445 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.