#647518
Closest named color: Olive Green (#677A04). oklch(53.1% 0.115 119.8), rgb(100, 117, 24).
Aa
White text reads best on this color (5.12:1).
About this color
#647518 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 53%, its chroma 0.115 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.019 away. White text reads best on it, at 5.12:1.
| Hue family | Yellows |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.09:1 |
| White text | 5.12:1 |
Values
| HEX | #647518 |
| RGB | rgb(100, 117, 24) |
| HSL | hsl(71, 66%, 28%) |
| OKLCH | oklch(53.1% 0.115 119.8) |
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 #647518 | 5.12:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #647518 | 4.09:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #647518 text on white | 5.12:1 | AA | Lc 75.2 | Fine for body text |
| #647518 text on black | 4.09:1 | AA large text | Lc -26.5 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E8EBE0
oklch(93.5% 0.015 119.1)
-
Step 200
200
#D6DCC7
oklch(88.4% 0.029 120)
-
Step 300
300
#BCC6A1
oklch(80.9% 0.052 119.8)
-
Step 400
400
#9AA96D
oklch(70.8% 0.084 120)
-
Step 500
500
#819344
oklch(63.1% 0.107 120.2)
-
Step 600
600 (this color)
#647518
oklch(53.1% 0.115 119.8)
-
Step 700
700
#596914
oklch(49.1% 0.107 120.1)
-
Step 800
800
#495614
oklch(42.8% 0.09 120.1)
-
Step 900
900
#3D4718
oklch(37.8% 0.07 120)
-
Step 950
950
#242A10
oklch(27.2% 0.044 120.1)
#647518 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) | #7D6E02 | 0.040 |
| Deuteranopia (no green cones) | #7B6E21 | 0.042 |
| Tritanopia (no blue cones) | #6A6E64 | 0.099 |
| Achromatopsia (no color) | #6E6E6E | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #647518
#647518
oklch(53.1% 0.115 119.8)
- #765BA4
#765BA4
oklch(53% 0.114 299.6)
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 #647518, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.019
- Murky Green #6C7A0E ΔE 0.020
- Muddy Green #657432 ΔE 0.023
- Browny Green #6F6C0A ΔE 0.028
- Brown Green #706C11 ΔE 0.029
- Military Green #667C3E ΔE 0.035
- Mud Green #606602 ΔE 0.044
- Swamp #698339 ΔE 0.045
Use #647518 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.