#637702
Closest named color: Olive Green (#677A04). oklch(53.4% 0.127 120.7), rgb(99, 119, 2).
Aa
White text reads best on this color (5.03:1).
About this color
#637702 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 53%, its chroma 0.127 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.011 away. White text reads best on it, at 5.03:1.
| Hue family | Yellows |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.17:1 |
| White text | 5.03:1 |
Values
| HEX | #637702 |
| RGB | rgb(99, 119, 2) |
| HSL | hsl(70, 97%, 24%) |
| OKLCH | oklch(53.4% 0.127 120.7) |
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 #637702 | 5.03:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #637702 | 4.17:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #637702 text on white | 5.03:1 | AA | Lc 74.6 | Content text, not long reading |
| #637702 text on black | 4.17:1 | AA large text | Lc -27.1 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE0
oklch(93.7% 0.017 121.8)
-
Step 200
200
#D6DDC6
oklch(88.6% 0.032 120.8)
-
Step 300
300
#BBC79E
oklch(81% 0.057 120.9)
-
Step 400
400
#98A967
oklch(70.6% 0.091 120.6)
-
Step 500
500
#80943B
oklch(63.2% 0.117 120.5)
-
Step 600
600 (this color)
#637702
oklch(53.4% 0.127 120.7)
-
Step 700
700
#586A00
oklch(49.2% 0.117 120.6)
-
Step 800
800
#485608
oklch(42.6% 0.097 120.2)
-
Step 900
900
#3C4713
oklch(37.6% 0.075 120.4)
-
Step 950
950
#232A0D
oklch(27% 0.048 121)
#637702 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) | #7F6F00 | 0.047 |
| Deuteranopia (no green cones) | #7D6F14 | 0.047 |
| Tritanopia (no blue cones) | #697064 | 0.107 |
| Achromatopsia (no color) | #6F6F6F | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #637702
#637702
oklch(53.4% 0.127 120.7)
- #7A59AA
#7A59AA
oklch(53.4% 0.127 301)
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 #637702, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.011
- Murky Green #6C7A0E ΔE 0.017
- Muddy Green #657432 ΔE 0.034
- Browny Green #6F6C0A ΔE 0.037
- Brown Green #706C11 ΔE 0.039
- Military Green #667C3E ΔE 0.042
- Swamp #698339 ΔE 0.045
- Swamp Green #748500 ΔE 0.050
Use #637702 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.