#667E1F
Closest named color: Murky Green (#6C7A0E). oklch(55.5% 0.122 122.9), rgb(102, 126, 31).
Aa
White text reads best on this color (4.59:1).
About this color
#667E1F is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 56%, its chroma 0.122 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Murky Green (#6C7A0E), ΔE 0.013 away. White text reads best on it, at 4.59:1.
| Hue family | Yellows |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Murky Green (#6C7A0E) |
| Black text | 4.56:1 |
| White text | 4.59:1 |
Values
| HEX | #667E1F |
| RGB | rgb(102, 126, 31) |
| HSL | hsl(75, 61%, 31%) |
| OKLCH | oklch(55.5% 0.122 122.9) |
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 #667E1F | 4.59:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #667E1F | 4.56:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #667E1F text on white | 4.59:1 | AA | Lc 71.8 | Content text, not long reading |
| #667E1F text on black | 4.56:1 | AA | Lc -29.9 | 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
#D5DDC7
oklch(88.5% 0.031 123.3)
-
Step 300
300
#BAC7A0
oklch(80.9% 0.055 122.6)
-
Step 400
400
#96AA6C
oklch(70.7% 0.088 123.2)
-
Step 500
500
#7D9443
oklch(63% 0.111 122.8)
-
Step 600
600 (this color)
#667E1F
oklch(55.5% 0.122 122.9)
-
Step 700
700
#556A10
oklch(49% 0.113 122.7)
-
Step 800
800
#465712
oklch(42.8% 0.094 122.7)
-
Step 900
900
#3A4817
oklch(37.8% 0.074 123.4)
-
Step 950
950
#222A0F
oklch(27% 0.046 123.2)
#667E1F 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) | #86760D | 0.049 |
| Deuteranopia (no green cones) | #837527 | 0.051 |
| Tritanopia (no blue cones) | #6B776C | 0.102 |
| Achromatopsia (no color) | #757575 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #667E1F
#667E1F
oklch(55.5% 0.122 122.9)
- #825FAD
#825FAD
oklch(55.5% 0.122 303.4)
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 #667E1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Murky Green #6C7A0E ΔE 0.013
- Olive Green #677A04 ΔE 0.014
- Swamp #698339 ΔE 0.024
- Military Green #667C3E ΔE 0.031
- Swamp Green #748500 ΔE 0.032
- Khaki Green #728639 ΔE 0.035
- Mossy Green #638B27 ΔE 0.037
- Moss Green #658B38 ΔE 0.038
Use #667E1F 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.