#145E4E
Closest named color: Dark Green Blue (#1F6357). oklch(43.4% 0.075 174.5), rgb(20, 94, 78).
Aa
White text reads best on this color (7.66:1).
About this color
#145E4E is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 43%, its chroma 0.075 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.021 away. White text reads best on it, at 7.66:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.74:1 |
| White text | 7.66:1 |
Values
| HEX | #145E4E |
| RGB | rgb(20, 94, 78) |
| HSL | hsl(167, 65%, 22%) |
| OKLCH | oklch(43.4% 0.075 174.5) |
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 #145E4E | 7.66:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #145E4E | 2.74:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #145E4E text on white | 7.66:1 | AAA | Lc 86.3 | Fine for body text |
| #145E4E text on black | 2.74:1 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CADFD8
oklch(88.6% 0.024 173.8)
-
Step 300
300
#A4CABF
oklch(80.8% 0.043 175.7)
-
Step 400
400
#71AF9E
oklch(70.7% 0.069 175)
-
Step 500
500
#469B86
oklch(63.1% 0.089 174.7)
-
Step 600
600
#1E866F
oklch(55.7% 0.098 173.8)
-
Step 700
700
#0B715D
oklch(49.1% 0.09 174.3)
-
Step 800
800 (this color)
#145E4E
oklch(43.4% 0.075 174.5)
-
Step 900
900
#194C3F
oklch(37.8% 0.059 173.3)
-
Step 950
950
#102C25
oklch(26.9% 0.037 174.8)
#145E4E 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) | #5A574D | 0.077 |
| Deuteranopia (no green cones) | #51504F | 0.075 |
| Tritanopia (no blue cones) | #005F59 | 0.017 |
| Achromatopsia (no color) | #535353 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #145E4E
#145E4E
oklch(43.4% 0.075 174.5)
- #713F53
#713F53
oklch(43.5% 0.074 355.2)
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 #145E4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.021
- Spruce #0A5F38 ΔE 0.037
- Pine #2B5D34 ΔE 0.039
- Dark Blue Green #005249 ΔE 0.042
- Deep Teal #00555A ΔE 0.042
- Petrol #005F6A ΔE 0.045
- Dark Aqua #05696B ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.052
Use #145E4E 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.