#426B59
Closest named color: Dark Green Blue (#1F6357). oklch(49.2% 0.055 164.8), rgb(66, 107, 89).
Aa
White text reads best on this color (6.03:1).
About this color
#426B59 is a medium-dark, muted green. In OKLCH its lightness is 49%, its chroma 0.055 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.044 away. White text reads best on it, at 6.03:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.47:1 |
| White text | 6.03:1 |
Values
| HEX | #426B59 |
| RGB | rgb(66, 107, 89) |
| HSL | hsl(154, 24%, 34%) |
| OKLCH | oklch(49.2% 0.055 164.8) |
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 #426B59 | 6.03:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #426B59 | 3.47:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #426B59 text on white | 6.03:1 | AA | Lc 80.1 | Fine for body text |
| #426B59 text on black | 3.47:1 | AA large text | Lc -21.7 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBE8
oklch(93.5% 0.008 164.9)
-
Step 200
200
#D1DCD7
oklch(88.5% 0.014 167.1)
-
Step 300
300
#B2C6BC
oklch(80.8% 0.026 164.3)
-
Step 400
400
#89A99A
oklch(70.6% 0.041 165.1)
-
Step 500
500
#6B9481
oklch(63.1% 0.054 164.5)
-
Step 600
600
#517F6B
oklch(55.7% 0.06 165.2)
-
Step 700
700 (this color)
#426B59
oklch(49.2% 0.055 164.8)
-
Step 800
800
#375749
oklch(42.7% 0.045 165.1)
-
Step 900
900
#30483D
oklch(37.8% 0.035 164.5)
-
Step 950
950
#1C2A24
oklch(27% 0.022 166.4)
#426B59 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) | #696658 | 0.053 |
| Deuteranopia (no green cones) | #63615A | 0.052 |
| Tritanopia (no blue cones) | #386B66 | 0.022 |
| Achromatopsia (no color) | #636363 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #426B59
#426B59
oklch(49.2% 0.055 164.8)
- #785468
#785468
oklch(49.1% 0.056 344.9)
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 #426B59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.044
- Dark Aquamarine #017371 ΔE 0.047
- Dark Aqua #05696B ΔE 0.048
- Deep Turquoise #017374 ΔE 0.049
- Slate #516572 ΔE 0.054
- Dark Moss Green #606C38 ΔE 0.056
- Dark Olive Green #556B2F ΔE 0.058
- Bluegreen #017A79 ΔE 0.059
Use #426B59 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.