#215440
Closest named color: Dark Blue Green (#005249). oklch(40.5% 0.065 164.8), rgb(33, 84, 64).
Aa
White text reads best on this color (8.72:1).
About this color
#215440 is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.065 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.024 away. White text reads best on it, at 8.72:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #215440 |
| RGB | rgb(33, 84, 64) |
| HSL | hsl(156, 44%, 23%) |
| OKLCH | oklch(40.5% 0.065 164.8) |
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 #215440 | 8.72:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #215440 | 2.40:1 | Fails | Lc 14.3 | Not readable |
| #215440 text on white | 8.72:1 | AAA | Lc 89.7 | Fine for body text |
| #215440 text on black | 2.40:1 | Fails | Lc -12.5 | 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
#F2F6F4
oklch(97% 0.005 165)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CDDED6
oklch(88.6% 0.021 166)
-
Step 300
300
#ABC9BA
oklch(80.9% 0.038 163.8)
-
Step 400
400
#7DAD97
oklch(70.7% 0.061 164.7)
-
Step 500
500
#5A997E
oklch(63.2% 0.078 164.8)
-
Step 600
600
#3D8367
oklch(55.6% 0.084 165)
-
Step 700
700
#2E6F55
oklch(49.2% 0.079 164.4)
-
Step 800
800 (this color)
#215440
oklch(40.5% 0.065 164.8)
-
Step 900
900
#254A3B
oklch(37.6% 0.05 165.6)
-
Step 950
950
#172B22
oklch(26.9% 0.031 164)
#215440 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) | #524E3F | 0.064 |
| Deuteranopia (no green cones) | #4B4941 | 0.061 |
| Tritanopia (no blue cones) | #0A544E | 0.025 |
| Achromatopsia (no color) | #4B4B4B | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #215440
#215440
oklch(40.5% 0.065 164.8)
- #623A51
#623A51
oklch(40.5% 0.065 344.9)
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 #215440, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.038
- Pine #2B5D34 ΔE 0.041
- Dark Teal #014D4E ΔE 0.042
- Deep Teal #00555A ΔE 0.043
- Spruce #0A5F38 ΔE 0.043
- Dark Green Blue #1F6357 ΔE 0.052
- Evergreen #05472A ΔE 0.056
Use #215440 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.