#657F5A
Closest named color: Dark Sage (#598556). oklch(56.6% 0.063 136.6), rgb(101, 127, 90).
Aa
Black text reads best on this color (4.73:1).
About this color
#657F5A is a medium-dark, muted green. In OKLCH its lightness is 57%, its chroma 0.063 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.025 away. Black text reads best on it, at 4.73:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.73:1 |
| White text | 4.43:1 |
Values
| HEX | #657F5A |
| RGB | rgb(101, 127, 90) |
| HSL | hsl(102, 17%, 43%) |
| OKLCH | oklch(56.6% 0.063 136.6) |
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 #657F5A | 4.43:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #657F5A | 4.73:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #657F5A text on white | 4.43:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #657F5A text on black | 4.73:1 | AA | Lc -30.9 | 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 600.
-
Step 50
50
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E7EBE6
oklch(93.6% 0.008 139.4)
-
Step 200
200
#D4DCD2
oklch(88.6% 0.016 139.4)
-
Step 300
300
#B8C5B3
oklch(80.8% 0.029 136.9)
-
Step 400
400
#94A88C
oklch(70.8% 0.046 136.7)
-
Step 500
500
#79926F
oklch(63.1% 0.059 136.8)
-
Step 600
600 (this color)
#657F5A
oklch(56.6% 0.063 136.6)
-
Step 700
700
#516947
oklch(49.2% 0.06 136.7)
-
Step 800
800
#43553B
oklch(42.7% 0.047 136.2)
-
Step 900
900
#384632
oklch(37.6% 0.038 136.4)
-
Step 950
950
#21291E
oklch(26.9% 0.023 137.2)
#657F5A 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) | #827958 | 0.043 |
| Deuteranopia (no green cones) | #7E775C | 0.042 |
| Tritanopia (no blue cones) | #657C75 | 0.044 |
| Achromatopsia (no color) | #787878 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #657F5A
#657F5A
oklch(56.6% 0.063 136.6)
- #856B8F
#856B8F
oklch(56.6% 0.062 316.5)
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 #657F5A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.025
- Military Green #667C3E ΔE 0.034
- Slate Green #658D6D ΔE 0.042
- Swamp #698339 ΔE 0.046
- Drab #828344 ΔE 0.050
- Muddy Green #657432 ΔE 0.050
- Khaki Green #728639 ΔE 0.052
- Grey Brown #7F7053 ΔE 0.053
Use #657F5A 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.