#1C4A40
Closest named color: Dark Teal (#014D4E). oklch(37.4% 0.053 176.7), rgb(28, 74, 64).
Aa
White text reads best on this color (9.98:1).
About this color
#1C4A40 is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.053 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.024 away. White text reads best on it, at 9.98:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.10:1 |
| White text | 9.98:1 |
Values
| HEX | #1C4A40 |
| RGB | rgb(28, 74, 64) |
| HSL | hsl(167, 45%, 20%) |
| OKLCH | oklch(37.4% 0.053 176.7) |
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 #1C4A40 | 9.98:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #1C4A40 | 2.10:1 | Fails | Lc 10.9 | Not readable |
| #1C4A40 text on white | 9.98:1 | AAA | Lc 93.0 | Preferred for body text |
| #1C4A40 text on black | 2.10:1 | Fails | Lc -9.5 | 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 900.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECE9
oklch(93.5% 0.011 176.3)
-
Step 200
200
#CBDED9
oklch(88.5% 0.021 178.3)
-
Step 300
300
#A6CAC0
oklch(81% 0.041 176.5)
-
Step 400
400
#74AEA0
oklch(70.7% 0.064 177.5)
-
Step 500
500
#4C9A88
oklch(63.1% 0.082 176.5)
-
Step 600
600
#2A8472
oklch(55.6% 0.089 176.8)
-
Step 700
700
#1A705F
oklch(49.1% 0.083 176.1)
-
Step 800
800
#1A5B4E
oklch(42.7% 0.068 176.8)
-
Step 900
900 (this color)
#1C4A40
oklch(37.4% 0.053 176.7)
-
Step 950
950
#122C26
oklch(27% 0.034 176.7)
#1C4A40 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) | #474540 | 0.056 |
| Deuteranopia (no green cones) | #404041 | 0.054 |
| Tritanopia (no blue cones) | #014B47 | 0.016 |
| Achromatopsia (no color) | #424242 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C4A40
#1C4A40
oklch(37.4% 0.053 176.7)
- #583541
#583541
oklch(37.5% 0.053 357.9)
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 #1C4A40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.024
- Dark Blue Green #005249 ΔE 0.027
- Dark Slate Gray #2F4F4F ΔE 0.036
- Evergreen #05472A ΔE 0.041
- Charcoal #264653 ΔE 0.042
- Deep Teal #00555A ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.048
- Pine Green #0A481E ΔE 0.056
Use #1C4A40 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.