#1E4B47
Closest named color: Dark Teal (#014D4E). oklch(38% 0.05 187.5), rgb(30, 75, 71).
Aa
White text reads best on this color (9.75:1).
About this color
#1E4B47 is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.050 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.017 away. White text reads best on it, at 9.75:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.15:1 |
| White text | 9.75:1 |
Values
| HEX | #1E4B47 |
| RGB | rgb(30, 75, 71) |
| HSL | hsl(175, 43%, 21%) |
| OKLCH | oklch(38% 0.05 187.5) |
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 #1E4B47 | 9.75:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #1E4B47 | 2.15:1 | Fails | Lc 11.5 | Not readable |
| #1E4B47 text on white | 9.75:1 | AAA | Lc 92.5 | Preferred for body text |
| #1E4B47 text on black | 2.15:1 | Fails | Lc -10.0 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CBDEDB
oklch(88.6% 0.021 185.4)
-
Step 300
300
#A6C9C5
oklch(80.9% 0.038 187.9)
-
Step 400
400
#75ADA7
oklch(70.7% 0.059 187.5)
-
Step 500
500
#4D9991
oklch(63.2% 0.077 186.5)
-
Step 600
600
#2A837C
oklch(55.6% 0.083 187.6)
-
Step 700
700
#1B6F68
oklch(49.2% 0.078 186.7)
-
Step 800
800
#1A5A55
oklch(42.6% 0.064 187.6)
-
Step 900
900 (this color)
#1E4B47
oklch(38% 0.05 187.5)
-
Step 950
950
#122B29
oklch(26.8% 0.031 188.7)
#1E4B47 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) | #474747 | 0.053 |
| Deuteranopia (no green cones) | #404248 | 0.050 |
| Tritanopia (no blue cones) | #004D4A | 0.016 |
| Achromatopsia (no color) | #444444 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E4B47
#1E4B47
oklch(38% 0.05 187.5)
- #59373E
#59373E
oklch(38% 0.05 6.3)
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 #1E4B47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.017
- Dark Blue Green #005249 ΔE 0.025
- Dark Slate Gray #2F4F4F ΔE 0.027
- Charcoal #264653 ΔE 0.032
- Deep Teal #00555A ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.045
- Dark Grey Blue #29465B ΔE 0.045
- Evergreen #05472A ΔE 0.053
Use #1E4B47 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.