#045533
Closest named color: Spruce (#0A5F38). oklch(39.7% 0.091 157.8), rgb(4, 85, 51).
Aa
White text reads best on this color (8.92:1).
About this color
#045533 is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.091 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.033 away. White text reads best on it, at 8.92:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.35:1 |
| White text | 8.92:1 |
Values
| HEX | #045533 |
| RGB | rgb(4, 85, 51) |
| HSL | hsl(155, 91%, 17%) |
| OKLCH | oklch(39.7% 0.091 157.8) |
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 #045533 | 8.92:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #045533 | 2.35:1 | Fails | Lc 14.0 | Not readable |
| #045533 text on white | 8.92:1 | AAA | Lc 90.0 | Fine for body text |
| #045533 text on black | 2.35:1 | Fails | Lc -12.3 | 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 900.
-
Step 50
50
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE5
oklch(93.6% 0.019 157.9)
-
Step 200
200
#C5E1D0
oklch(88.4% 0.038 158.9)
-
Step 300
300
#9CCFB0
oklch(81% 0.069 157.8)
-
Step 400
400
#60B586
oklch(70.7% 0.109 157.8)
-
Step 500
500
#1EA268
oklch(63.1% 0.139 158)
-
Step 600
600
#008954
oklch(55.5% 0.13 157.7)
-
Step 700
700
#007446
oklch(49.2% 0.116 157.5)
-
Step 800
800
#005F39
oklch(42.8% 0.1 157.9)
-
Step 900
900 (this color)
#045533
oklch(39.7% 0.091 157.8)
-
Step 950
950
#052F1B
oklch(27.1% 0.059 157.6)
#045533 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) | #544D31 | 0.084 |
| Deuteranopia (no green cones) | #4B4735 | 0.081 |
| Tritanopia (no blue cones) | #00544C | 0.042 |
| Achromatopsia (no color) | #4A4A4A | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045533
#045533
oklch(39.7% 0.091 157.8)
- #653158
#653158
oklch(39.6% 0.092 337.5)
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 #045533, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.033
- Pine #2B5D34 ΔE 0.039
- Dark Blue Green #005249 ΔE 0.040
- Forest #0B5509 ΔE 0.045
- Pine Green #0A481E ΔE 0.046
- Deep Green #02590F ΔE 0.046
- Evergreen #05472A ΔE 0.046
- Navy Green #35530A ΔE 0.048
Use #045533 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.