#647864
Closest named color: Grey Brown (#7F7053). oklch(55% 0.039 145), rgb(100, 120, 100).
Aa
White text reads best on this color (4.75:1).
About this color
#647864 is a medium-dark, muted green. In OKLCH its lightness is 55%, its chroma 0.039 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Brown (#7F7053), ΔE 0.044 away. White text reads best on it, at 4.75:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Grey Brown (#7F7053) |
| Black text | 4.41:1 |
| White text | 4.75:1 |
Values
| HEX | #647864 |
| RGB | rgb(100, 120, 100) |
| HSL | hsl(120, 9%, 43%) |
| OKLCH | oklch(55% 0.039 145) |
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 #647864 | 4.75:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #647864 | 4.41:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #647864 text on white | 4.75:1 | AA | Lc 73.0 | Content text, not long reading |
| #647864 text on black | 4.41:1 | AA large text | Lc -28.6 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E8EBE8
oklch(93.7% 0.005 145.5)
-
Step 200
200
#D5DBD5
oklch(88.5% 0.01 145.5)
-
Step 300
300
#BAC4BA
oklch(81% 0.018 145.4)
-
Step 400
400
#96A596
oklch(70.6% 0.027 145.3)
-
Step 500
500
#7D907C
oklch(63.2% 0.037 143.8)
-
Step 600
600 (this color)
#647864
oklch(55% 0.039 145)
-
Step 700
700
#546654
oklch(49% 0.036 145)
-
Step 800
800
#455445
oklch(42.8% 0.031 145)
-
Step 900
900
#3A453A
oklch(37.7% 0.023 145.1)
-
Step 950
950
#222822
oklch(26.9% 0.014 145.2)
#647864 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) | #797463 | 0.031 |
| Deuteranopia (no green cones) | #757265 | 0.030 |
| Tritanopia (no blue cones) | #627772 | 0.023 |
| Achromatopsia (no color) | #737373 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #647864
#647864
oklch(55% 0.039 145)
- #7E6A7E
#7E6A7E
oklch(55% 0.039 326.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #647864
These curated palettes and gradients contain exactly #647864. Open one to see the full color scheme around it.
Palettes
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Brown #7F7053 ΔE 0.044
- Battleship Gray #6C757D ΔE 0.045
- Dim Gray #696969 ΔE 0.049
- Battleship Grey #6B7C85 ΔE 0.051
- Dark Sage #598556 ΔE 0.052
- Medium Grey #7D7F7C ΔE 0.055
- Dark Taupe #7F684E ΔE 0.056
- Military Green #667C3E ΔE 0.056
Use #647864 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.