#045F43
Closest named color: Spruce (#0A5F38). oklch(43.1% 0.09 164.6), rgb(4, 95, 67).
Aa
White text reads best on this color (7.71:1).
About this color
#045F43 is a dark, moderately saturated green. In OKLCH its lightness is 43%, its chroma 0.090 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.016 away. White text reads best on it, at 7.71:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.72:1 |
| White text | 7.71:1 |
Values
| HEX | #045F43 |
| RGB | rgb(4, 95, 67) |
| HSL | hsl(162, 92%, 19%) |
| OKLCH | oklch(43.1% 0.09 164.6) |
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 #045F43 | 7.71:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #045F43 | 2.72:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #045F43 text on white | 7.71:1 | AAA | Lc 86.3 | Fine for body text |
| #045F43 text on black | 2.72:1 | Fails | Lc -15.8 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE7
oklch(93.5% 0.015 164.7)
-
Step 200
200
#C8E0D4
oklch(88.6% 0.03 164.2)
-
Step 300
300
#A2CCB8
oklch(80.9% 0.053 164.5)
-
Step 400
400
#6CB193
oklch(70.6% 0.083 164.7)
-
Step 500
500
#3E9E79
oklch(63.2% 0.107 164.6)
-
Step 600
600
#058861
oklch(55.6% 0.117 164.4)
-
Step 700
700
#007351
oklch(49.2% 0.104 164.3)
-
Step 800
800 (this color)
#045F43
oklch(43.1% 0.09 164.6)
-
Step 900
900
#134D38
oklch(37.7% 0.069 164.7)
-
Step 950
950
#0E2D21
oklch(27% 0.043 165.1)
#045F43 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) | #5D5741 | 0.088 |
| Deuteranopia (no green cones) | #535045 | 0.085 |
| Tritanopia (no blue cones) | #005F57 | 0.033 |
| Achromatopsia (no color) | #535353 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045F43
#045F43
oklch(43.1% 0.09 164.6)
- #723A5C
#723A5C
oklch(43.1% 0.091 344.3)
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 #045F43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.016
- Pine #2B5D34 ΔE 0.026
- Dark Green Blue #1F6357 ΔE 0.036
- Dark Blue Green #005249 ΔE 0.048
- Deep Teal #00555A ΔE 0.058
- Deep Green #02590F ΔE 0.061
- Navy Green #35530A ΔE 0.064
- Dark Aqua #05696B ΔE 0.064
Use #045F43 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.