#497579
Closest named color: Metallic Blue (#4F738E). oklch(53.2% 0.049 203.1), rgb(73, 117, 121).
Aa
White text reads best on this color (5.11:1).
About this color
#497579 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.049 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.038 away. White text reads best on it, at 5.11:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #497579 |
| RGB | rgb(73, 117, 121) |
| HSL | hsl(185, 25%, 38%) |
| OKLCH | oklch(53.2% 0.049 203.1) |
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 #497579 | 5.11:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #497579 | 4.10:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #497579 text on white | 5.11:1 | AA | Lc 75.2 | Fine for body text |
| #497579 text on black | 4.10:1 | AA large text | Lc -26.5 | 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 600.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D0DCDD
oklch(88.6% 0.013 202.9)
-
Step 300
300
#B1C5C7
oklch(80.9% 0.022 204)
-
Step 400
400
#88A7AA
oklch(70.6% 0.034 203.7)
-
Step 500
500
#699296
oklch(63.1% 0.045 203.6)
-
Step 600
600 (this color)
#497579
oklch(53.2% 0.049 203.1)
-
Step 700
700
#40696C
oklch(49.2% 0.046 201.7)
-
Step 800
800
#355558
oklch(42.6% 0.038 203.3)
-
Step 900
900
#2F4648
oklch(37.6% 0.029 202.8)
-
Step 950
950
#1C292A
oklch(26.9% 0.018 202.1)
#497579 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) | #6F7179 | 0.050 |
| Deuteranopia (no green cones) | #666B79 | 0.045 |
| Tritanopia (no blue cones) | #357876 | 0.022 |
| Achromatopsia (no color) | #6E6E6E | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #497579
#497579
oklch(53.2% 0.049 203.1)
- #87615F
#87615F
oklch(53.1% 0.05 22.3)
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 #497579, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.038
- Deep Aqua #08787F ΔE 0.040
- Bluegreen #017A79 ΔE 0.043
- Battleship Gray #6C757D ΔE 0.046
- Teal #008080 ΔE 0.046
- Slate #516572 ΔE 0.047
- Deep Turquoise #017374 ΔE 0.047
- Dark Aquamarine #017371 ΔE 0.049
Use #497579 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.