#1E6166
Closest named color: Petrol (#005F6A). oklch(45.4% 0.066 202.2), rgb(30, 97, 102).
Aa
White text reads best on this color (7.10:1).
About this color
#1E6166 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 45%, its chroma 0.066 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.016 away. White text reads best on it, at 7.10:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.95:1 |
| White text | 7.10:1 |
Values
| HEX | #1E6166 |
| RGB | rgb(30, 97, 102) |
| HSL | hsl(184, 55%, 26%) |
| OKLCH | oklch(45.4% 0.066 202.2) |
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 #1E6166 | 7.10:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #1E6166 | 2.95:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #1E6166 text on white | 7.10:1 | AAA | Lc 84.4 | Fine for body text |
| #1E6166 text on black | 2.95:1 | Fails | Lc -17.6 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CADEDF
oklch(88.6% 0.021 200.4)
-
Step 300
300
#A5C8CB
oklch(80.8% 0.038 202.8)
-
Step 400
400
#71ACB1
oklch(70.6% 0.062 202.6)
-
Step 500
500
#47989E
oklch(63.2% 0.079 201.9)
-
Step 600
600
#228289
oklch(55.7% 0.085 202.3)
-
Step 700
700
#116E74
oklch(49.2% 0.079 201.8)
-
Step 800
800 (this color)
#1E6166
oklch(45.4% 0.066 202.2)
-
Step 900
900
#1A4A4D
oklch(37.8% 0.051 200.9)
-
Step 950
950
#112B2D
oklch(27% 0.032 202.1)
#1E6166 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) | #595D66 | 0.065 |
| Deuteranopia (no green cones) | #4F5566 | 0.061 |
| Tritanopia (no blue cones) | #006562 | 0.019 |
| Achromatopsia (no color) | #585858 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E6166
#1E6166
oklch(45.4% 0.066 202.2)
- #774745
#774745
oklch(45.4% 0.066 22.6)
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 #1E6166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.016
- Dark Aqua #05696B ΔE 0.024
- Dark Green Blue #1F6357 ΔE 0.028
- Deep Teal #00555A ΔE 0.045
- YInMn Blue #415A77 ΔE 0.053
- Dark Aquamarine #017371 ΔE 0.054
- Deep Turquoise #017374 ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.058
Use #1E6166 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.