#1F473E
Closest named color: Dark Teal (#014D4E). oklch(36.6% 0.048 176.8), rgb(31, 71, 62).
Aa
White text reads best on this color (10.34:1).
About this color
#1F473E is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.048 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.029 away. White text reads best on it, at 10.34:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.02:1 |
| White text | 10.34:1 |
Values
| HEX | #1F473E |
| RGB | rgb(31, 71, 62) |
| HSL | hsl(167, 39%, 20%) |
| OKLCH | oklch(36.6% 0.048 176.8) |
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 #1F473E | 10.34:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #1F473E | 2.02:1 | Fails | Lc 10.0 | Not readable |
| #1F473E text on white | 10.34:1 | AAA | Lc 93.9 | Preferred for body text |
| #1F473E text on black | 2.02:1 | Fails | Lc -8.7 | 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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CCDED9
oklch(88.6% 0.02 177.4)
-
Step 300
300
#A9C9C0
oklch(81% 0.037 176.5)
-
Step 400
400
#7AADA0
oklch(70.8% 0.057 177)
-
Step 500
500
#549888
oklch(63% 0.074 176.8)
-
Step 600
600
#368372
oklch(55.7% 0.081 176.3)
-
Step 700
700
#276E60
oklch(49% 0.074 177.7)
-
Step 800
800
#235A4E
oklch(42.7% 0.062 176.6)
-
Step 900
900 (this color)
#1F473E
oklch(36.6% 0.048 176.8)
-
Step 950
950
#152B26
oklch(26.9% 0.03 177.6)
#1F473E 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) | #44433E | 0.050 |
| Deuteranopia (no green cones) | #3E3E3F | 0.049 |
| Tritanopia (no blue cones) | #0C4844 | 0.015 |
| Achromatopsia (no color) | #404040 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F473E
#1F473E
oklch(36.6% 0.048 176.8)
- #53343F
#53343F
oklch(36.6% 0.047 356.8)
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 #1F473E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.029
- Dark Blue Green #005249 ΔE 0.036
- Charcoal #264653 ΔE 0.040
- Evergreen #05472A ΔE 0.040
- Dark Slate Gray #2F4F4F ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.043
- Onyx #343A40 ΔE 0.050
- Deep Teal #00555A ΔE 0.054
Use #1F473E 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.