#105F4A
Closest named color: Dark Green Blue (#1F6357). oklch(43.5% 0.08 169.8), rgb(16, 95, 74).
Aa
White text reads best on this color (7.61:1).
About this color
#105F4A is a dark, moderately saturated green. In OKLCH its lightness is 43%, its chroma 0.080 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.025 away. White text reads best on it, at 7.61:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.75:1 |
| White text | 7.61:1 |
Values
| HEX | #105F4A |
| RGB | rgb(16, 95, 74) |
| HSL | hsl(164, 71%, 22%) |
| OKLCH | oklch(43.5% 0.08 169.8) |
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 #105F4A | 7.61:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #105F4A | 2.75:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #105F4A text on white | 7.61:1 | AAA | Lc 86.1 | Fine for body text |
| #105F4A text on black | 2.75:1 | Fails | Lc -16.0 | 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 800.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#C9DFD6
oklch(88.5% 0.026 169.2)
-
Step 300
300
#A3CBBC
oklch(80.9% 0.047 170.3)
-
Step 400
400
#6FB099
oklch(70.7% 0.075 169.7)
-
Step 500
500
#439C80
oklch(63.1% 0.096 169.7)
-
Step 600
600
#17876A
oklch(55.7% 0.105 169.9)
-
Step 700
700
#017258
oklch(49.1% 0.097 169.8)
-
Step 800
800 (this color)
#105F4A
oklch(43.5% 0.08 169.8)
-
Step 900
900
#164C3C
oklch(37.6% 0.063 169.7)
-
Step 950
950
#0F2D23
oklch(27.1% 0.041 168.7)
#105F4A 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) | #5C5849 | 0.082 |
| Deuteranopia (no green cones) | #52514B | 0.078 |
| Tritanopia (no blue cones) | #006059 | 0.023 |
| Achromatopsia (no color) | #545454 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #105F4A
#105F4A
oklch(43.5% 0.08 169.8)
- #723D57
#723D57
oklch(43.4% 0.081 350.2)
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 #105F4A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.025
- Spruce #0A5F38 ΔE 0.028
- Pine #2B5D34 ΔE 0.032
- Dark Blue Green #005249 ΔE 0.045
- Deep Teal #00555A ΔE 0.050
- Petrol #005F6A ΔE 0.053
- Dark Aqua #05696B ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.059
Use #105F4A 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.