#688703
Closest named color: Mossy Green (#638B27). oklch(57.8% 0.143 124.3), rgb(104, 135, 3).
Aa
Black text reads best on this color (5.05:1).
About this color
#688703 is a medium-dark, vivid yellow. In OKLCH its lightness is 58%, its chroma 0.143 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mossy Green (#638B27), ΔE 0.016 away. Black text reads best on it, at 5.05:1.
| Hue family | Yellows |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Mossy Green (#638B27) |
| Black text | 5.05:1 |
| White text | 4.15:1 |
Values
| HEX | #688703 |
| RGB | rgb(104, 135, 3) |
| HSL | hsl(74, 96%, 27%) |
| OKLCH | oklch(57.8% 0.143 124.3) |
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 #688703 | 4.15:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #688703 | 5.05:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #688703 text on white | 4.15:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #688703 text on black | 5.05:1 | AA | Lc -33.3 | 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
#F4F6F0
oklch(97% 0.008 121.6)
-
Step 100
100
#E7ECDF
oklch(93.6% 0.018 124)
-
Step 200
200
#D4DEC4
oklch(88.6% 0.037 124.3)
-
Step 300
300
#B7C89B
oklch(80.8% 0.064 124.6)
-
Step 400
400
#93AC62
oklch(70.8% 0.103 124.3)
-
Step 500
500
#799631
oklch(63% 0.131 123.9)
-
Step 600
600 (this color)
#688703
oklch(57.8% 0.143 124.3)
-
Step 700
700
#526B00
oklch(49% 0.122 124.1)
-
Step 800
800
#435800
oklch(42.7% 0.106 124.1)
-
Step 900
900
#38490B
oklch(37.8% 0.086 124.3)
-
Step 950
950
#212B0A
oklch(27.1% 0.054 124.3)
#688703 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) | #8F7D00 | 0.062 |
| Deuteranopia (no green cones) | #8B7C19 | 0.061 |
| Tritanopia (no blue cones) | #6E8072 | 0.117 |
| Achromatopsia (no color) | #7C7C7C | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688703
#688703
oklch(57.8% 0.143 124.3)
- #8D61BD
#8D61BD
oklch(57.8% 0.142 304.4)
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 #688703, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mossy Green #638B27 ΔE 0.016
- Sap Green #5C8B15 ΔE 0.016
- Swamp Green #748500 ΔE 0.017
- Olive Drab #6B8E23 ΔE 0.023
- Dark Yellow Green #728F02 ΔE 0.028
- Moss Green #658B38 ΔE 0.029
- Olive #808000 ΔE 0.038
- Swamp #698339 ΔE 0.038
Use #688703 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.