#455341
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.4% 0.034 138.8), rgb(69, 83, 65).
Aa
White text reads best on this color (8.18:1).
About this color
#455341 is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.034 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.041 away. White text reads best on it, at 8.18:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.034) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #455341 |
| RGB | rgb(69, 83, 65) |
| HSL | hsl(107, 12%, 29%) |
| OKLCH | oklch(42.4% 0.034 138.8) |
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 #455341 | 8.18:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #455341 | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #455341 text on white | 8.18:1 | AAA | Lc 88.3 | Fine for body text |
| #455341 text on black | 2.56:1 | Fails | Lc -13.9 | Not readable |
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
#E8EBE7
oklch(93.7% 0.006 137.8)
-
Step 200
200
#D5DBD4
oklch(88.5% 0.011 141.3)
-
Step 300
300
#BAC4B8
oklch(80.9% 0.02 140.5)
-
Step 400
400
#97A693
oklch(70.8% 0.032 139.1)
-
Step 500
500
#7D9078
oklch(63.1% 0.041 139.2)
-
Step 600
600
#667A61
oklch(55.6% 0.045 139.4)
-
Step 700
700
#556750
oklch(49.2% 0.042 138.9)
-
Step 800
800 (this color)
#455341
oklch(42.4% 0.034 138.8)
-
Step 900
900
#3B4538
oklch(37.7% 0.025 138.5)
-
Step 950
950
#222921
oklch(27.1% 0.018 141.6)
#455341 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) | #545040 | 0.024 |
| Deuteranopia (no green cones) | #524F42 | 0.023 |
| Tritanopia (no blue cones) | #44524E | 0.022 |
| Achromatopsia (no color) | #4F4F4F | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455341
#455341
oklch(42.4% 0.034 138.8)
- #56495A
#56495A
oklch(42.5% 0.032 318.2)
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 #455341, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.041
- Pine #2B5D34 ΔE 0.053
- Dark Green Blue #1F6357 ΔE 0.057
- Dark Blue Green #005249 ΔE 0.060
- Green Brown #544E03 ΔE 0.062
- Charcoal Grey #3C4142 ΔE 0.063
- Deep Teal #00555A ΔE 0.064
- Mud Brown #60460F ΔE 0.066
Use #455341 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.