#498EB2
Closest named color: Dusty Blue (#5A86AD). oklch(61.7% 0.088 233.5), rgb(73, 142, 178).
Aa
Black text reads best on this color (5.79:1).
About this color
#498EB2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.088 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.025 away. Black text reads best on it, at 5.79:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.79:1 |
| White text | 3.62:1 |
Values
| HEX | #498EB2 |
| RGB | rgb(73, 142, 178) |
| HSL | hsl(201, 42%, 49%) |
| OKLCH | oklch(61.7% 0.088 233.5) |
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 #498EB2 | 3.62:1 | AA large text | Lc -69.1 | Content text, not long reading |
| Black text on #498EB2 | 5.79:1 | AA | Lc 40.4 | Non-text elements, placeholder text |
| #498EB2 text on white | 3.62:1 | AA large text | Lc 63.6 | Content text, not long reading |
| #498EB2 text on black | 5.79:1 | AA | Lc -38.0 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CADCE7
oklch(88.4% 0.025 234.5)
-
Step 300
300
#A6C6D9
oklch(80.9% 0.044 234.1)
-
Step 400
400
#75A8C5
oklch(70.6% 0.069 234)
-
Step 500
500 (this color)
#498EB2
oklch(61.7% 0.088 233.5)
-
Step 600
600
#2D7CA3
oklch(55.6% 0.097 234)
-
Step 700
700
#1E698B
oklch(49.2% 0.089 232.8)
-
Step 800
800
#1C5571
oklch(42.6% 0.074 233.9)
-
Step 900
900
#1E475B
oklch(37.8% 0.057 232.2)
-
Step 950
950
#132935
oklch(26.9% 0.036 234.1)
#498EB2 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) | #7D8DB4 | 0.058 |
| Deuteranopia (no green cones) | #6E82B1 | 0.049 |
| Tritanopia (no blue cones) | #00989A | 0.063 |
| Achromatopsia (no color) | #868686 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #498EB2
#498EB2
oklch(61.7% 0.088 233.5)
- #AF7651
#AF7651
oklch(61.7% 0.088 53.4)
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 #498EB2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.025
- Off Blue #5684AE ΔE 0.029
- Cool Blue #4984B8 ΔE 0.033
- Faded Blue #658CBB ΔE 0.033
- Blue NCS #118AB2 ΔE 0.035
- Steel Blue #4682B4 ΔE 0.037
- Blue Grey #758DA3 ΔE 0.050
- Silver Lake Blue #778DA9 ΔE 0.050
Use #498EB2 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.