#456557
Closest named color: Dark Green Blue (#1F6357). oklch(47.7% 0.044 165.6), rgb(69, 101, 87).
Aa
White text reads best on this color (6.45:1).
About this color
#456557 is a medium-dark, muted green. In OKLCH its lightness is 48%, its chroma 0.044 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.038 away. White text reads best on it, at 6.45:1.
| Hue family | Greens |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.25:1 |
| White text | 6.45:1 |
Values
| HEX | #456557 |
| RGB | rgb(69, 101, 87) |
| HSL | hsl(154, 19%, 33%) |
| OKLCH | oklch(47.7% 0.044 165.6) |
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 #456557 | 6.45:1 | AA | Lc -87.1 | Fine for body text |
| Black text on #456557 | 3.25:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #456557 text on white | 6.45:1 | AA | Lc 82.0 | Fine for body text |
| #456557 text on black | 3.25:1 | AA large text | Lc -19.9 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D2DCD7
oklch(88.5% 0.013 164.8)
-
Step 300
300
#B5C5BD
oklch(80.9% 0.021 164.5)
-
Step 400
400
#8EA89C
oklch(70.8% 0.034 165.8)
-
Step 500
500
#719283
oklch(63% 0.043 165.5)
-
Step 600
600
#597C6D
oklch(55.5% 0.046 166.4)
-
Step 700
700 (this color)
#456557
oklch(47.7% 0.044 165.6)
-
Step 800
800
#3C564A
oklch(42.8% 0.037 164.5)
-
Step 900
900
#33473E
oklch(37.8% 0.03 165.4)
-
Step 950
950
#1E2924
oklch(26.9% 0.018 165.6)
#456557 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) | #646156 | 0.044 |
| Deuteranopia (no green cones) | #5E5D58 | 0.041 |
| Tritanopia (no blue cones) | #3E6561 | 0.017 |
| Achromatopsia (no color) | #5E5E5E | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456557
#456557
oklch(47.7% 0.044 165.6)
- #705362
#705362
oklch(47.8% 0.044 346.5)
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 #456557, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.038
- Dark Aqua #05696B ΔE 0.048
- Slate #516572 ΔE 0.048
- Dark Aquamarine #017371 ΔE 0.057
- Deep Turquoise #017374 ΔE 0.059
- Dim Gray #696969 ΔE 0.062
- Petrol #005F6A ΔE 0.063
- Dark Moss Green #606C38 ΔE 0.063
Use #456557 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.