#1D423E
Closest named color: Dark Teal (#014D4E). oklch(35.1% 0.043 186.2), rgb(29, 66, 62).
Aa
White text reads best on this color (11.04:1).
About this color
#1D423E is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.043 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.038 away. White text reads best on it, at 11.04:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 1.90:1 |
| White text | 11.04:1 |
Values
| HEX | #1D423E |
| RGB | rgb(29, 66, 62) |
| HSL | hsl(174, 39%, 19%) |
| OKLCH | oklch(35.1% 0.043 186.2) |
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 #1D423E | 11.04:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #1D423E | 1.90:1 | Fails | Lc 8.5 | Not readable |
| #1D423E text on white | 11.04:1 | AAA | Lc 95.4 | Preferred for body text |
| #1D423E text on black | 1.90:1 | Fails | Lc 0.0 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CDDDDB
oklch(88.5% 0.017 187.8)
-
Step 300
300
#AAC8C4
oklch(80.9% 0.033 186.7)
-
Step 400
400
#7CACA5
oklch(70.8% 0.052 184.9)
-
Step 500
500
#58978F
oklch(63.2% 0.066 185.3)
-
Step 600
600
#3B817A
oklch(55.6% 0.071 186.6)
-
Step 700
700
#2C6D66
oklch(49.1% 0.067 185.7)
-
Step 800
800
#265954
oklch(42.8% 0.055 186.8)
-
Step 900
900 (this color)
#1D423E
oklch(35.1% 0.043 186.2)
-
Step 950
950
#162B28
oklch(27% 0.028 184.2)
#1D423E 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) | #3F3F3E | 0.046 |
| Deuteranopia (no green cones) | #393A3E | 0.044 |
| Tritanopia (no blue cones) | #094341 | 0.014 |
| Achromatopsia (no color) | #3C3C3C | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D423E
#1D423E
oklch(35.1% 0.043 186.2)
- #4E3137
#4E3137
oklch(35% 0.043 6)
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 #1D423E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.038
- Charcoal #264653 ΔE 0.039
- Onyx #343A40 ΔE 0.039
- Dark Blue Grey #1F3B4D ΔE 0.041
- Charcoal Grey #3C4142 ΔE 0.042
- Midnight Green #073B4C ΔE 0.043
- Evergreen #05472A ΔE 0.047
- Dark Blue Green #005249 ΔE 0.051
Use #1D423E 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.