#1E4142
Closest named color: Dark Blue Grey (#1F3B4D). oklch(35% 0.041 197.9), rgb(30, 65, 66).
Aa
White text reads best on this color (11.11:1).
About this color
#1E4142 is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.041 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.033 away. White text reads best on it, at 11.11:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.88:1 |
| White text | 11.11:1 |
Values
| HEX | #1E4142 |
| RGB | rgb(30, 65, 66) |
| HSL | hsl(182, 38%, 19%) |
| OKLCH | oklch(35% 0.041 197.9) |
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 #1E4142 | 11.11:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #1E4142 | 1.88:1 | Fails | Lc 8.3 | Not readable |
| #1E4142 text on white | 11.11:1 | AAA | Lc 95.6 | Preferred for body text |
| #1E4142 text on black | 1.88:1 | 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
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CDDDDD
oklch(88.6% 0.017 196.8)
-
Step 300
300
#ABC7C8
oklch(80.9% 0.03 199.2)
-
Step 400
400
#7DAAAB
oklch(70.6% 0.048 197.8)
-
Step 500
500
#5A9597
oklch(63% 0.062 198.5)
-
Step 600
600
#3D8081
oklch(55.7% 0.068 196.7)
-
Step 700
700
#2E6C6D
oklch(49.1% 0.063 196.7)
-
Step 800
800
#285859
oklch(42.8% 0.052 197.2)
-
Step 900
900 (this color)
#1E4142
oklch(35% 0.041 197.9)
-
Step 950
950
#172A2B
oklch(26.9% 0.025 200)
#1E4142 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) | #3D3E42 | 0.042 |
| Deuteranopia (no green cones) | #373A42 | 0.038 |
| Tritanopia (no blue cones) | #084341 | 0.017 |
| Achromatopsia (no color) | #3C3C3C | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E4142
#1E4142
oklch(35% 0.041 197.9)
- #4E3232
#4E3232
oklch(35.1% 0.041 19.3)
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 #1E4142, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.033
- Charcoal #264653 ΔE 0.033
- Onyx #343A40 ΔE 0.034
- Midnight Green #073B4C ΔE 0.036
- Dark Teal #014D4E ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.040
- Dark Grey Blue #29465B ΔE 0.047
- Gunmetal #293241 ΔE 0.051
Use #1E4142 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.