#657C25
Closest named color: Murky Green (#6C7A0E). oklch(55% 0.115 123), rgb(101, 124, 37).
Aa
White text reads best on this color (4.70:1).
About this color
#657C25 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 55%, its chroma 0.115 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Murky Green (#6C7A0E), ΔE 0.014 away. White text reads best on it, at 4.70:1.
| Hue family | Yellows |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Murky Green (#6C7A0E) |
| Black text | 4.46:1 |
| White text | 4.70:1 |
Values
| HEX | #657C25 |
| RGB | rgb(101, 124, 37) |
| HSL | hsl(76, 54%, 32%) |
| OKLCH | oklch(55% 0.115 123) |
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 #657C25 | 4.70:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #657C25 | 4.46:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #657C25 text on white | 4.70:1 | AA | Lc 72.6 | Content text, not long reading |
| #657C25 text on black | 4.46:1 | AA large text | Lc -29.1 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE1
oklch(93.7% 0.015 123)
-
Step 200
200
#D5DDC8
oklch(88.6% 0.03 124)
-
Step 300
300
#BAC7A2
oklch(81% 0.052 123.3)
-
Step 400
400
#97A96F
oklch(70.6% 0.082 122.5)
-
Step 500
500
#7D9447
oklch(63.1% 0.107 123.2)
-
Step 600
600 (this color)
#657C25
oklch(55% 0.115 123)
-
Step 700
700
#556A19
oklch(49.1% 0.107 123.2)
-
Step 800
800
#465718
oklch(42.8% 0.089 123.2)
-
Step 900
900
#3B471B
oklch(37.6% 0.068 122.4)
-
Step 950
950
#222A11
oklch(27% 0.044 123.9)
#657C25 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) | #837418 | 0.047 |
| Deuteranopia (no green cones) | #80732C | 0.049 |
| Tritanopia (no blue cones) | #6A766B | 0.096 |
| Achromatopsia (no color) | #747474 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #657C25
#657C25
oklch(55% 0.115 123)
- #7F5FA9
#7F5FA9
oklch(54.9% 0.116 302.7)
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 #657C25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Murky Green #6C7A0E ΔE 0.014
- Olive Green #677A04 ΔE 0.015
- Military Green #667C3E ΔE 0.025
- Swamp #698339 ΔE 0.025
- Muddy Green #657432 ΔE 0.030
- Khaki Green #728639 ΔE 0.038
- Swamp Green #748500 ΔE 0.040
- Moss Green #658B38 ΔE 0.043
Use #657C25 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.