#688531
Closest named color: Swamp (#698339). oklch(57.6% 0.116 126), rgb(104, 133, 49).
Aa
Black text reads best on this color (4.98:1).
About this color
#688531 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.116 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.011 away. Black text reads best on it, at 4.98:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 4.98:1 |
| White text | 4.21:1 |
Values
| HEX | #688531 |
| RGB | rgb(104, 133, 49) |
| HSL | hsl(81, 46%, 36%) |
| OKLCH | oklch(57.6% 0.116 126) |
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 #688531 | 4.21:1 | AA large text | Lc -74.4 | Content text, not long reading |
| Black text on #688531 | 4.98:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #688531 text on white | 4.21:1 | AA large text | Lc 68.9 | Content text, not long reading |
| #688531 text on black | 4.98:1 | AA | Lc -32.7 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D4DDC8
oklch(88.5% 0.03 126)
-
Step 300
300
#B8C7A3
oklch(80.9% 0.052 126)
-
Step 400
400
#94AA71
oklch(70.7% 0.082 125.6)
-
Step 500
500
#79954A
oklch(63.1% 0.107 126.2)
-
Step 600
600 (this color)
#688531
oklch(57.6% 0.116 126)
-
Step 700
700
#516B1D
oklch(49% 0.108 126.2)
-
Step 800
800
#43571A
oklch(42.6% 0.089 125.5)
-
Step 900
900
#38481C
oklch(37.7% 0.07 126.2)
-
Step 950
950
#212A11
oklch(26.9% 0.044 125.5)
#688531 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) | #8C7D27 | 0.054 |
| Deuteranopia (no green cones) | #887B37 | 0.055 |
| Tritanopia (no blue cones) | #6C7F73 | 0.093 |
| Achromatopsia (no color) | #7B7B7B | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688531
#688531
oklch(57.6% 0.116 126)
- #8A66AF
#8A66AF
oklch(57.6% 0.115 305.8)
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 #688531, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.011
- Moss Green #658B38 ΔE 0.017
- Khaki Green #728639 ΔE 0.017
- Mossy Green #638B27 ΔE 0.022
- Swamp Green #748500 ΔE 0.027
- Fern Green #548D44 ΔE 0.029
- Olive Drab #6B8E23 ΔE 0.032
- Murky Green #6C7A0E ΔE 0.033
Use #688531 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.