#1D544C
Closest named color: Dark Blue Green (#005249). oklch(40.7% 0.059 182.1), rgb(29, 84, 76).
Aa
White text reads best on this color (8.66:1).
About this color
#1D544C is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.059 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.018 away. White text reads best on it, at 8.66:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.42:1 |
| White text | 8.66:1 |
Values
| HEX | #1D544C |
| RGB | rgb(29, 84, 76) |
| HSL | hsl(171, 49%, 22%) |
| OKLCH | oklch(40.7% 0.059 182.1) |
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 #1D544C | 8.66:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #1D544C | 2.42:1 | Fails | Lc 14.5 | Not readable |
| #1D544C text on white | 8.66:1 | AAA | Lc 89.5 | Fine for body text |
| #1D544C text on black | 2.42:1 | Fails | Lc -12.7 | 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 800.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CCDDDA
oklch(88.4% 0.019 184.2)
-
Step 300
300
#A9C8C2
oklch(80.8% 0.034 182.4)
-
Step 400
400
#7AACA3
oklch(70.6% 0.055 182.3)
-
Step 500
500
#55988D
oklch(63.2% 0.071 182.2)
-
Step 600
600
#378277
oklch(55.6% 0.076 182.4)
-
Step 700
700
#286E64
oklch(49.1% 0.071 182.3)
-
Step 800
800 (this color)
#1D544C
oklch(40.7% 0.059 182.1)
-
Step 900
900
#234A43
oklch(37.8% 0.046 180.6)
-
Step 950
950
#152B27
oklch(26.9% 0.029 181)
#1D544C 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) | #504F4C | 0.063 |
| Deuteranopia (no green cones) | #48494D | 0.060 |
| Tritanopia (no blue cones) | #005651 | 0.014 |
| Achromatopsia (no color) | #4B4B4B | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D544C
#1D544C
oklch(40.7% 0.059 182.1)
- #643C47
#643C47
oklch(40.7% 0.058 2.2)
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 #1D544C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.018
- Deep Teal #00555A ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.024
- Dark Teal #014D4E ΔE 0.031
- Dark Green Blue #1F6357 ΔE 0.048
- Petrol #005F6A ΔE 0.051
- Charcoal #264653 ΔE 0.052
- Pine #2B5D34 ΔE 0.056
Use #1D544C 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.