#687C19
Closest named color: Murky Green (#6C7A0E). oklch(55.1% 0.122 120.8), rgb(104, 124, 25).
Aa
White text reads best on this color (4.68:1).
About this color
#687C19 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 55%, its chroma 0.122 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Murky Green (#6C7A0E), ΔE 0.007 away. White text reads best on it, at 4.68:1.
| Hue family | Yellows |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Murky Green (#6C7A0E) |
| Black text | 4.48:1 |
| White text | 4.68:1 |
Values
| HEX | #687C19 |
| RGB | rgb(104, 124, 25) |
| HSL | hsl(72, 66%, 29%) |
| OKLCH | oklch(55.1% 0.122 120.8) |
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 #687C19 | 4.68:1 | AA | Lc -77.8 | Fine for body text |
| Black text on #687C19 | 4.48:1 | AA large text | Lc 31.7 | Non-text elements, placeholder text |
| #687C19 text on white | 4.68:1 | AA | Lc 72.4 | Content text, not long reading |
| #687C19 text on black | 4.48:1 | AA large text | Lc -29.3 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E8ECE0
oklch(93.7% 0.017 121.8)
-
Step 200
200
#D6DDC7
oklch(88.6% 0.03 121.4)
-
Step 300
300
#BBC79F
oklch(81% 0.056 121.2)
-
Step 400
400
#98A96A
oklch(70.6% 0.088 121)
-
Step 500
500
#809440
oklch(63.2% 0.113 120.9)
-
Step 600
600 (this color)
#687C19
oklch(55.1% 0.122 120.8)
-
Step 700
700
#586A0B
oklch(49.2% 0.113 120.9)
-
Step 800
800
#48560F
oklch(42.7% 0.093 120.5)
-
Step 900
900
#3C4716
oklch(37.6% 0.073 120.7)
-
Step 950
950
#232A0E
oklch(27% 0.047 121.3)
#687C19 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) | #847400 | 0.044 |
| Deuteranopia (no green cones) | #827423 | 0.047 |
| Tritanopia (no blue cones) | #6E756A | 0.104 |
| Achromatopsia (no color) | #747474 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #687C19
#687C19
oklch(55.1% 0.122 120.8)
- #7E5FAD
#7E5FAD
oklch(55.1% 0.121 300.8)
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 #687C19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Murky Green #6C7A0E ΔE 0.007
- Olive Green #677A04 ΔE 0.009
- Swamp #698339 ΔE 0.028
- Military Green #667C3E ΔE 0.032
- Swamp Green #748500 ΔE 0.035
- Muddy Green #657432 ΔE 0.035
- Olive #808000 ΔE 0.038
- Khaki Green #728639 ΔE 0.039
Use #687C19 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.