#525B04
Closest named color: Army Green (#4B5D16). oklch(44.8% 0.101 116.3), rgb(82, 91, 4).
Aa
White text reads best on this color (7.35:1).
About this color
#525B04 is a dark, moderately saturated yellow. In OKLCH its lightness is 45%, its chroma 0.101 and its hue 116°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.012 away. White text reads best on it, at 7.35:1.
| Hue family | Yellows |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.85:1 |
| White text | 7.35:1 |
Values
| HEX | #525B04 |
| RGB | rgb(82, 91, 4) |
| HSL | hsl(66, 92%, 19%) |
| OKLCH | oklch(44.8% 0.101 116.3) |
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 #525B04 | 7.35:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #525B04 | 2.85:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #525B04 text on white | 7.35:1 | AAA | Lc 85.4 | Fine for body text |
| #525B04 text on black | 2.85:1 | Fails | Lc -16.6 | 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
#D7DCC4
oklch(88.4% 0.033 116.6)
-
Step 300
300
#BEC69B
oklch(80.9% 0.059 116.3)
-
Step 400
400
#9DA862
oklch(70.6% 0.094 116.2)
-
Step 500
500
#869232
oklch(63.1% 0.12 116)
-
Step 600
600
#707C00
oklch(55.7% 0.128 116.3)
-
Step 700
700
#5E6800
oklch(49.2% 0.113 116.2)
-
Step 800
800 (this color)
#525B04
oklch(44.8% 0.101 116.3)
-
Step 900
900
#3F460C
oklch(37.6% 0.078 116.4)
-
Step 950
950
#25290A
oklch(26.9% 0.049 116)
#525B04 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) | #625600 | 0.029 |
| Deuteranopia (no green cones) | #61560F | 0.030 |
| Tritanopia (no blue cones) | #58554C | 0.087 |
| Achromatopsia (no color) | #565656 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #525B04
#525B04
oklch(44.8% 0.101 116.3)
- #5A4786
#5A4786
oklch(44.7% 0.102 295.9)
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 #525B04, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.012
- Camouflage Green #4B6113 ΔE 0.019
- Camo Green #526525 ΔE 0.032
- Olive Brown #645403 ΔE 0.035
- Green Brown #544E03 ΔE 0.039
- Mud Green #606602 ΔE 0.042
- Greeny Brown #696006 ΔE 0.042
- Navy Green #35530A ΔE 0.051
Use #525B04 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.