#545B00
Closest named color: Army Green (#4B5D16). oklch(45% 0.102 114.8), rgb(84, 91, 0).
Aa
White text reads best on this color (7.30:1).
About this color
#545B00 is a dark, moderately saturated yellow. In OKLCH its lightness is 45%, its chroma 0.102 and its hue 115°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.015 away. White text reads best on it, at 7.30:1.
| Hue family | Yellows |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.87:1 |
| White text | 7.30:1 |
Values
| HEX | #545B00 |
| RGB | rgb(84, 91, 0) |
| HSL | hsl(65, 100%, 18%) |
| OKLCH | oklch(45% 0.102 114.8) |
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 #545B00 | 7.30:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #545B00 | 2.87:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #545B00 text on white | 7.30:1 | AAA | Lc 85.2 | Fine for body text |
| #545B00 text on black | 2.87:1 | Fails | Lc -16.8 | 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 800.
-
Step 50
50
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#E9EBDF
oklch(93.5% 0.016 114.4)
-
Step 200
200
#D8DCC4
oklch(88.5% 0.032 114.7)
-
Step 300
300
#BFC69A
oklch(81% 0.06 115.1)
-
Step 400
400
#9FA861
oklch(70.8% 0.095 114.8)
-
Step 500
500
#88922F
oklch(63.2% 0.122 114.9)
-
Step 600
600
#727B00
oklch(55.6% 0.126 114.8)
-
Step 700
700
#5F6700
oklch(49% 0.111 115)
-
Step 800
800 (this color)
#545B00
oklch(45% 0.102 114.8)
-
Step 900
900
#414609
oklch(37.7% 0.079 114.4)
-
Step 950
950
#262909
oklch(27% 0.05 114.3)
#545B00 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) | #635600 | 0.028 |
| Deuteranopia (no green cones) | #62570B | 0.027 |
| Tritanopia (no blue cones) | #5A554C | 0.089 |
| Achromatopsia (no color) | #565656 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #545B00
#545B00
oklch(45% 0.102 114.8)
- #5A4887
#5A4887
oklch(45% 0.101 295.2)
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 #545B00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.015
- Camouflage Green #4B6113 ΔE 0.020
- Camo Green #526525 ΔE 0.032
- Olive Brown #645403 ΔE 0.033
- Greeny Brown #696006 ΔE 0.039
- Mud Green #606602 ΔE 0.040
- Green Brown #544E03 ΔE 0.040
- Dark Olive Green #556B2F ΔE 0.051
Use #545B00 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.