#617637
Closest named color: Muddy Green (#657432). oklch(53.4% 0.092 124.7), rgb(97, 118, 55).
Aa
White text reads best on this color (5.05:1).
About this color
#617637 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 53%, its chroma 0.092 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muddy Green (#657432), ΔE 0.007 away. White text reads best on it, at 5.05:1.
| Hue family | Yellows |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Muddy Green (#657432) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #617637 |
| RGB | rgb(97, 118, 55) |
| HSL | hsl(80, 36%, 34%) |
| OKLCH | oklch(53.4% 0.092 124.7) |
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 #617637 | 5.05:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #617637 | 4.15:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #617637 text on white | 5.05:1 | AA | Lc 74.9 | Content text, not long reading |
| #617637 text on black | 4.15:1 | AA large text | Lc -26.9 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E8EBE3
oklch(93.6% 0.011 123.5)
-
Step 200
200
#D6DCCC
oklch(88.5% 0.022 123.7)
-
Step 300
300
#BAC6A9
oklch(80.9% 0.042 125.7)
-
Step 400
400
#97A87B
oklch(70.6% 0.066 124.9)
-
Step 500
500
#7E9358
oklch(63.2% 0.086 124.8)
-
Step 600
600 (this color)
#617637
oklch(53.4% 0.092 124.7)
-
Step 700
700
#56692F
oklch(49.1% 0.086 124.5)
-
Step 800
800
#465628
oklch(42.8% 0.072 125.1)
-
Step 900
900
#3B4725
oklch(37.8% 0.056 124.9)
-
Step 950
950
#232916
oklch(26.9% 0.034 123)
#617637 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) | #7C6F31 | 0.042 |
| Deuteranopia (no green cones) | #796E3B | 0.043 |
| Tritanopia (no blue cones) | #657168 | 0.075 |
| Achromatopsia (no color) | #6F6F6F | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #617637
#617637
oklch(53.4% 0.092 124.7)
- #795F98
#795F98
oklch(53.4% 0.092 304.5)
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 #617637, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Green #657432 ΔE 0.007
- Military Green #667C3E ΔE 0.020
- Dark Moss Green #606C38 ΔE 0.031
- Brown Green #706C11 ΔE 0.036
- Murky Green #6C7A0E ΔE 0.037
- Browny Green #6F6C0A ΔE 0.037
- Dark Olive Green #556B2F ΔE 0.038
- Olive Green #677A04 ΔE 0.039
Use #617637 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.