#427A54
Closest named color: Dark Sage (#598556). oklch(53% 0.085 153), rgb(66, 122, 84).
Aa
White text reads best on this color (5.06:1).
About this color
#427A54 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.085 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.044 away. White text reads best on it, at 5.06:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #427A54 |
| RGB | rgb(66, 122, 84) |
| HSL | hsl(139, 30%, 37%) |
| OKLCH | oklch(53% 0.085 153) |
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 #427A54 | 5.06:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #427A54 | 4.14:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #427A54 text on white | 5.06:1 | AA | Lc 74.9 | Content text, not long reading |
| #427A54 text on black | 4.14:1 | AA large text | Lc -26.9 | 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 600.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE6
oklch(93.6% 0.011 149.9)
-
Step 200
200
#CFDDD3
oklch(88.4% 0.02 154.9)
-
Step 300
300
#AFC8B5
oklch(80.9% 0.038 152.7)
-
Step 400
400
#84AC8F
oklch(70.7% 0.06 153.2)
-
Step 500
500
#649773
oklch(63% 0.077 153)
-
Step 600
600 (this color)
#427A54
oklch(53% 0.085 153)
-
Step 700
700
#3B6E4B
oklch(49.2% 0.079 152.7)
-
Step 800
800
#31593E
oklch(42.6% 0.064 153.3)
-
Step 900
900
#2C4A35
oklch(37.9% 0.051 152.9)
-
Step 950
950
#1A2B1F
oklch(27% 0.032 153.1)
#427A54 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) | #7A7252 | 0.074 |
| Deuteranopia (no green cones) | #726C56 | 0.073 |
| Tritanopia (no blue cones) | #377970 | 0.043 |
| Achromatopsia (no color) | #6E6E6E | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #427A54
#427A54
oklch(53% 0.085 153)
- #895981
#895981
oklch(53% 0.084 332.8)
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 #427A54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.044
- Military Green #667C3E ΔE 0.049
- Muddy Green #657432 ΔE 0.050
- Dark Moss Green #606C38 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.052
- Jungle Green #048243 ΔE 0.052
- Dark Olive Green #556B2F ΔE 0.053
- Bluegreen #017A79 ΔE 0.061
Use #427A54 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.