#425F4B
Closest named color: Dark Green Blue (#1F6357). oklch(45.6% 0.047 154.1), rgb(66, 95, 75).
Aa
White text reads best on this color (7.07:1).
About this color
#425F4B is a medium-dark, muted green. In OKLCH its lightness is 46%, its chroma 0.047 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.034 away. White text reads best on it, at 7.07:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.97:1 |
| White text | 7.07:1 |
Values
| HEX | #425F4B |
| RGB | rgb(66, 95, 75) |
| HSL | hsl(139, 18%, 32%) |
| OKLCH | oklch(45.6% 0.047 154.1) |
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 #425F4B | 7.07:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #425F4B | 2.97:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #425F4B text on white | 7.07:1 | AAA | Lc 84.5 | Fine for body text |
| #425F4B text on black | 2.97:1 | Fails | Lc -17.5 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6EBE7
oklch(93.5% 0.008 151.9)
-
Step 200
200
#D2DCD4
oklch(88.5% 0.015 151.7)
-
Step 300
300
#B4C6B9
oklch(80.9% 0.027 154.4)
-
Step 400
400
#8CA994
oklch(70.7% 0.044 153.7)
-
Step 500
500
#6F947A
oklch(63.1% 0.057 153.9)
-
Step 600
600
#567E63
oklch(55.5% 0.061 154.4)
-
Step 700
700
#466A52
oklch(49% 0.057 154.6)
-
Step 800
800 (this color)
#425F4B
oklch(45.6% 0.047 154.1)
-
Step 900
900
#324839
oklch(37.8% 0.038 154.5)
-
Step 950
950
#1E2A21
oklch(27.1% 0.023 152.3)
#425F4B 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) | #5F5A4A | 0.043 |
| Deuteranopia (no green cones) | #5A574C | 0.041 |
| Tritanopia (no blue cones) | #3D5E59 | 0.024 |
| Achromatopsia (no color) | #585858 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #425F4B
#425F4B
oklch(45.6% 0.047 154.1)
- #684D62
#684D62
oklch(45.6% 0.048 334.4)
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 #425F4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.034
- Pine #2B5D34 ΔE 0.046
- Dark Aqua #05696B ΔE 0.058
- Spruce #0A5F38 ΔE 0.059
- Camo Green #526525 ΔE 0.060
- Army Green #4B5D16 ΔE 0.062
- Dark Slate Gray #2F4F4F ΔE 0.062
- Petrol #005F6A ΔE 0.063
Use #425F4B 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.