#497992
Closest named color: Cerulean (#457B9D). oklch(55.2% 0.065 232.4), rgb(73, 121, 146).
Aa
White text reads best on this color (4.73:1).
About this color
#497992 is a medium-dark, muted blue. In OKLCH its lightness is 55%, its chroma 0.065 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean (#457B9D), ΔE 0.017 away. White text reads best on it, at 4.73:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Cerulean (#457B9D) |
| Black text | 4.43:1 |
| White text | 4.73:1 |
Values
| HEX | #497992 |
| RGB | rgb(73, 121, 146) |
| HSL | hsl(201, 33%, 43%) |
| OKLCH | oklch(55.2% 0.065 232.4) |
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 #497992 | 4.73:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #497992 | 4.43:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #497992 text on white | 4.73:1 | AA | Lc 72.8 | Content text, not long reading |
| #497992 text on black | 4.43:1 | AA large text | Lc -28.9 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AFC4D1
oklch(80.9% 0.029 234.9)
-
Step 400
400
#84A6B9
oklch(70.6% 0.047 232.8)
-
Step 500
500
#6490A8
oklch(63% 0.06 232.8)
-
Step 600
600 (this color)
#497992
oklch(55.2% 0.065 232.4)
-
Step 700
700
#3B677D
oklch(49.1% 0.06 231.5)
-
Step 800
800
#315466
oklch(42.7% 0.05 232)
-
Step 900
900
#2C4553
oklch(37.6% 0.039 233.8)
-
Step 950
950
#1A2931
oklch(27.1% 0.025 232.2)
#497992 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) | #6D7893 | 0.044 |
| Deuteranopia (no green cones) | #637092 | 0.039 |
| Tritanopia (no blue cones) | #248081 | 0.049 |
| Achromatopsia (no color) | #737373 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #497992
#497992
oklch(55.2% 0.065 232.4)
- #91684E
#91684E
oklch(55.3% 0.065 53.3)
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 #497992, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean #457B9D ΔE 0.017
- Metallic Blue #4F738E ΔE 0.017
- Stormy Blue #507B9C ΔE 0.018
- Dull Blue #49759C ΔE 0.023
- Grey Blue #647D8E ΔE 0.036
- Muted Blue #3B719F ΔE 0.039
- Ocean #017B92 ΔE 0.040
- Flat Blue #3C73A8 ΔE 0.045
Use #497992 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.