#616B03
Closest named color: Mud Green (#606602). oklch(50.2% 0.114 116), rgb(97, 107, 3).
Aa
White text reads best on this color (5.81:1).
About this color
#616B03 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 50%, its chroma 0.114 and its hue 116°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mud Green (#606602), ΔE 0.015 away. White text reads best on it, at 5.81:1.
| Hue family | Yellows |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Mud Green (#606602) |
| Black text | 3.61:1 |
| White text | 5.81:1 |
Values
| HEX | #616B03 |
| RGB | rgb(97, 107, 3) |
| HSL | hsl(66, 95%, 22%) |
| OKLCH | oklch(50.2% 0.114 116) |
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 #616B03 | 5.81:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #616B03 | 3.61:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #616B03 text on white | 5.81:1 | AA | Lc 78.9 | Fine for body text |
| #616B03 text on black | 3.61:1 | AA large text | Lc -22.9 | 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 700.
-
Step 50
50
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE0
oklch(93.6% 0.015 115)
-
Step 200
200
#D8DCC6
oklch(88.5% 0.03 115.4)
-
Step 300
300
#BEC69D
oklch(81% 0.056 116.6)
-
Step 400
400
#9DA867
oklch(70.7% 0.088 116.6)
-
Step 500
500
#86923B
oklch(63.2% 0.113 116.3)
-
Step 600
600
#707B0F
oklch(55.5% 0.122 115.9)
-
Step 700
700 (this color)
#616B03
oklch(50.2% 0.114 116)
-
Step 800
800
#4D5507
oklch(42.8% 0.094 116)
-
Step 900
900
#404612
oklch(37.7% 0.073 115.6)
-
Step 950
950
#25290C
oklch(26.9% 0.047 116.2)
#616B03 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) | #736500 | 0.032 |
| Deuteranopia (no green cones) | #736611 | 0.034 |
| Tritanopia (no blue cones) | #68645A | 0.099 |
| Achromatopsia (no color) | #656565 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #616B03
#616B03
oklch(50.2% 0.114 116)
- #6A549D
#6A549D
oklch(50.1% 0.115 295.9)
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 #616B03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Green #606602 ΔE 0.015
- Browny Green #6F6C0A ΔE 0.023
- Brown Green #706C11 ΔE 0.026
- Dark Olive Green #556B2F ΔE 0.031
- Greeny Brown #696006 ΔE 0.034
- Camo Green #526525 ΔE 0.036
- Muddy Green #657432 ΔE 0.037
- Dark Moss Green #606C38 ΔE 0.038
Use #616B03 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.