#045169
Closest named color: Deep Teal (#00555A). oklch(40.6% 0.077 226.7), rgb(4, 81, 105).
Aa
White text reads best on this color (8.80:1).
About this color
#045169 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 41%, its chroma 0.077 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.032 away. White text reads best on it, at 8.80:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.38:1 |
| White text | 8.80:1 |
Values
| HEX | #045169 |
| RGB | rgb(4, 81, 105) |
| HSL | hsl(194, 93%, 21%) |
| OKLCH | oklch(40.6% 0.077 226.7) |
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 #045169 | 8.80:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #045169 | 2.38:1 | Fails | Lc 14.3 | Not readable |
| #045169 text on white | 8.80:1 | AAA | Lc 89.7 | Fine for body text |
| #045169 text on black | 2.38:1 | Fails | Lc -12.6 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE6
oklch(88.5% 0.025 226.5)
-
Step 300
300
#A3C7D7
oklch(80.9% 0.045 226.7)
-
Step 400
400
#6FAAC3
oklch(70.7% 0.071 226.6)
-
Step 500
500
#4495B4
oklch(63.2% 0.091 226.1)
-
Step 600
600
#1B7EA0
oklch(55.5% 0.1 227)
-
Step 700
700
#086B89
oklch(49.2% 0.092 226.3)
-
Step 800
800 (this color)
#045169
oklch(40.6% 0.077 226.7)
-
Step 900
900
#17485A
oklch(37.8% 0.06 226.2)
-
Step 950
950
#0F2A35
oklch(27% 0.038 227.5)
#045169 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) | #444F6A | 0.056 |
| Deuteranopia (no green cones) | #384769 | 0.048 |
| Tritanopia (no blue cones) | #005859 | 0.041 |
| Achromatopsia (no color) | #4A4A4A | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045169
#045169
oklch(40.6% 0.077 226.7)
- #6B3B23
#6B3B23
oklch(40.6% 0.077 46.3)
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 #045169, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.032
- Dark Grey Blue #29465B ΔE 0.040
- Deep Sea Blue #015482 ΔE 0.042
- Charcoal #264653 ΔE 0.045
- Petrol #005F6A ΔE 0.045
- Dark Teal #014D4E ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.048
- Light Navy #155084 ΔE 0.048
Use #045169 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.