#456C57
Closest named color: Dark Green Blue (#1F6357). oklch(49.6% 0.056 159.9), rgb(69, 108, 87).
Aa
White text reads best on this color (5.93:1).
About this color
#456C57 is a medium-dark, muted green. In OKLCH its lightness is 50%, its chroma 0.056 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.049 away. White text reads best on it, at 5.93:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.53:1 |
| White text | 5.93:1 |
Values
| HEX | #456C57 |
| RGB | rgb(69, 108, 87) |
| HSL | hsl(148, 22%, 35%) |
| OKLCH | oklch(49.6% 0.056 159.9) |
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 #456C57 | 5.93:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #456C57 | 3.53:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #456C57 text on white | 5.93:1 | AA | Lc 79.6 | Fine for body text |
| #456C57 text on black | 3.53:1 | AA large text | Lc -22.2 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D1DCD6
oklch(88.4% 0.014 162.4)
-
Step 300
300
#B2C6BB
oklch(80.8% 0.027 161.8)
-
Step 400
400
#8AA997
oklch(70.6% 0.043 159.6)
-
Step 500
500
#6C947E
oklch(63% 0.055 160.2)
-
Step 600
600
#547E67
oklch(55.5% 0.059 159.7)
-
Step 700
700 (this color)
#456C57
oklch(49.6% 0.056 159.9)
-
Step 800
800
#385746
oklch(42.7% 0.046 159.6)
-
Step 900
900
#31483B
oklch(37.8% 0.036 159.3)
-
Step 950
950
#1D2A23
oklch(27% 0.022 160.9)
#456C57 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) | #6B6656 | 0.054 |
| Deuteranopia (no green cones) | #656258 | 0.052 |
| Tritanopia (no blue cones) | #3D6C66 | 0.024 |
| Achromatopsia (no color) | #646464 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456C57
#456C57
oklch(49.6% 0.056 159.9)
- #78566C
#78566C
oklch(49.7% 0.055 340.3)
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 #456C57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.049
- Dark Aquamarine #017371 ΔE 0.050
- Dark Moss Green #606C38 ΔE 0.051
- Deep Turquoise #017374 ΔE 0.053
- Dark Olive Green #556B2F ΔE 0.053
- Dark Aqua #05696B ΔE 0.054
- Slate #516572 ΔE 0.058
- Bluegreen #017A79 ΔE 0.060
Use #456C57 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.