#637211
Closest named color: Browny Green (#6F6C0A). oklch(52.2% 0.116 118.7), rgb(99, 114, 17).
Aa
White text reads best on this color (5.32:1).
About this color
#637211 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 52%, its chroma 0.116 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Browny Green (#6F6C0A), ΔE 0.023 away. White text reads best on it, at 5.32:1.
| Hue family | Yellows |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Browny Green (#6F6C0A) |
| Black text | 3.94:1 |
| White text | 5.32:1 |
Values
| HEX | #637211 |
| RGB | rgb(99, 114, 17) |
| HSL | hsl(69, 74%, 26%) |
| OKLCH | oklch(52.2% 0.116 118.7) |
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 #637211 | 5.32:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #637211 | 3.94:1 | AA large text | Lc 27.7 | Dividers and decoration only |
| #637211 text on white | 5.32:1 | AA | Lc 76.4 | Fine for body text |
| #637211 text on black | 3.94:1 | AA large text | Lc -25.4 | 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 700.
-
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
#D7DCC6
oklch(88.5% 0.03 117.4)
-
Step 300
300
#BCC69E
oklch(80.8% 0.055 119.1)
-
Step 400
400
#9BA967
oklch(70.8% 0.09 118.5)
-
Step 500
500
#82933B
oklch(63.1% 0.115 119)
-
Step 600
600
#6C7D11
oklch(55.7% 0.125 119)
-
Step 700
700 (this color)
#637211
oklch(52.2% 0.116 118.7)
-
Step 800
800
#4A5608
oklch(42.8% 0.096 118.8)
-
Step 900
900
#3E4713
oklch(37.8% 0.074 118.5)
-
Step 950
950
#242A0D
oklch(27.1% 0.048 119.4)
#637211 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) | #7A6B00 | 0.038 |
| Deuteranopia (no green cones) | #786B1B | 0.040 |
| Tritanopia (no blue cones) | #6A6B61 | 0.101 |
| Achromatopsia (no color) | #6B6B6B | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #637211
#637211
oklch(52.2% 0.116 118.7)
- #7359A2
#7359A2
oklch(52.3% 0.114 298.8)
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 #637211, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Browny Green #6F6C0A ΔE 0.023
- Muddy Green #657432 ΔE 0.025
- Brown Green #706C11 ΔE 0.025
- Olive Green #677A04 ΔE 0.026
- Murky Green #6C7A0E ΔE 0.028
- Mud Green #606602 ΔE 0.035
- Dark Olive Green #556B2F ΔE 0.039
- Dark Moss Green #606C38 ΔE 0.042
Use #637211 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.