#678633
Closest named color: Swamp (#698339). oklch(57.8% 0.116 127), rgb(103, 134, 51).
Aa
Black text reads best on this color (5.03:1).
About this color
#678633 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.116 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.012 away. Black text reads best on it, at 5.03:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 5.03:1 |
| White text | 4.17:1 |
Values
| HEX | #678633 |
| RGB | rgb(103, 134, 51) |
| HSL | hsl(82, 45%, 36%) |
| OKLCH | oklch(57.8% 0.116 127) |
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 #678633 | 4.17:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #678633 | 5.03:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #678633 text on white | 4.17:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #678633 text on black | 5.03:1 | AA | Lc -33.0 | 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
#D4DDC9
oklch(88.5% 0.029 126.8)
-
Step 300
300
#B7C7A3
oklch(80.8% 0.052 127.1)
-
Step 400
400
#92AB71
oklch(70.8% 0.085 127.4)
-
Step 500
500
#78954B
oklch(63% 0.106 126.8)
-
Step 600
600 (this color)
#678633
oklch(57.8% 0.116 127)
-
Step 700
700
#506B1E
oklch(49% 0.108 126.8)
-
Step 800
800
#42581B
oklch(42.8% 0.09 126.8)
-
Step 900
900
#37481D
oklch(37.6% 0.069 127.3)
-
Step 950
950
#212A12
oklch(26.9% 0.043 126)
#678633 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) | #8D7D2A | 0.057 |
| Deuteranopia (no green cones) | #887C39 | 0.056 |
| Tritanopia (no blue cones) | #6B8074 | 0.092 |
| Achromatopsia (no color) | #7C7C7C | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #678633
#678633
oklch(57.8% 0.116 127)
- #8C66AF
#8C66AF
oklch(57.8% 0.116 307.1)
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 #678633, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.012
- Moss Green #658B38 ΔE 0.014
- Khaki Green #728639 ΔE 0.017
- Mossy Green #638B27 ΔE 0.021
- Fern Green #548D44 ΔE 0.027
- Swamp Green #748500 ΔE 0.028
- Olive Drab #6B8E23 ΔE 0.030
- Sap Green #5C8B15 ΔE 0.033
Use #678633 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.