#1D565D
Closest named color: Deep Teal (#00555A). oklch(41.9% 0.059 206.5), rgb(29, 86, 93).
Aa
White text reads best on this color (8.26:1).
About this color
#1D565D is a dark, muted teal or cyan. In OKLCH its lightness is 42%, its chroma 0.059 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.016 away. White text reads best on it, at 8.26:1.
| Hue family | Teals and cyans |
| Lightness | dark (42%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.54:1 |
| White text | 8.26:1 |
Values
| HEX | #1D565D |
| RGB | rgb(29, 86, 93) |
| HSL | hsl(187, 52%, 24%) |
| OKLCH | oklch(41.9% 0.059 206.5) |
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 #1D565D | 8.26:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #1D565D | 2.54:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #1D565D text on white | 8.26:1 | AAA | Lc 88.3 | Fine for body text |
| #1D565D text on black | 2.54:1 | Fails | Lc -13.9 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CBDDDF
oklch(88.5% 0.019 204.8)
-
Step 300
300
#A8C7CC
oklch(80.8% 0.034 208.4)
-
Step 400
400
#77ABB2
oklch(70.7% 0.056 206.5)
-
Step 500
500
#51969F
oklch(63.1% 0.071 206.5)
-
Step 600
600
#32808A
oklch(55.6% 0.077 206.9)
-
Step 700
700
#236C75
oklch(49.1% 0.071 206.8)
-
Step 800
800 (this color)
#1D565D
oklch(41.9% 0.059 206.5)
-
Step 900
900
#20494E
oklch(37.8% 0.046 206)
-
Step 950
950
#142B2E
oklch(27.2% 0.029 206.4)
#1D565D 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) | #4F535D | 0.058 |
| Deuteranopia (no green cones) | #454B5D | 0.054 |
| Tritanopia (no blue cones) | #005A58 | 0.021 |
| Achromatopsia (no color) | #4E4E4E | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D565D
#1D565D
oklch(41.9% 0.059 206.5)
- #6A403C
#6A403C
oklch(42% 0.06 25.8)
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 #1D565D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.016
- Dark Slate Gray #2F4F4F ΔE 0.028
- Petrol #005F6A ΔE 0.030
- Dark Blue Green #005249 ΔE 0.039
- Dark Teal #014D4E ΔE 0.040
- Dark Green Blue #1F6357 ΔE 0.047
- Charcoal #264653 ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.051
Use #1D565D 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.