#496AC4
Closest named color: French Blue (#436BAD). oklch(54.5% 0.145 266.5), rgb(73, 106, 196).
Aa
White text reads best on this color (5.07:1).
About this color
#496AC4 is a medium-dark, vivid blue. In OKLCH its lightness is 55%, its chroma 0.145 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.038 away. White text reads best on it, at 5.07:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.14:1 |
| White text | 5.07:1 |
Values
| HEX | #496AC4 |
| RGB | rgb(73, 106, 196) |
| HSL | hsl(224, 51%, 53%) |
| OKLCH | oklch(54.5% 0.145 266.5) |
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 #496AC4 | 5.07:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #496AC4 | 4.14:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #496AC4 text on white | 5.07:1 | AA | Lc 74.7 | Content text, not long reading |
| #496AC4 text on black | 4.14:1 | AA large text | Lc -27.0 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F2
oklch(88.5% 0.036 266.7)
-
Step 300
300
#ADC0EC
oklch(80.8% 0.066 266.6)
-
Step 400
400
#839FE2
oklch(70.8% 0.104 266.4)
-
Step 500
500
#6485DA
oklch(63% 0.134 266.6)
-
Step 600
600 (this color)
#496AC4
oklch(54.5% 0.145 266.5)
-
Step 700
700
#3D5BAC
oklch(49.1% 0.134 266.3)
-
Step 800
800
#334B8C
oklch(42.9% 0.111 266.5)
-
Step 900
900
#2C3F70
oklch(37.8% 0.087 266.3)
-
Step 950
950
#1A2541
oklch(27% 0.055 266.6)
#496AC4 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) | #3E74C7 | 0.027 |
| Deuteranopia (no green cones) | #2A69C2 | 0.029 |
| Tritanopia (no blue cones) | #007E8D | 0.123 |
| Achromatopsia (no color) | #6E6E6E | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #496AC4
#496AC4
oklch(54.5% 0.145 266.5)
- #8D6B00
#8D6B00
oklch(54.7% 0.112 86.6)
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 #496AC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.038
- Windows Blue #3778BF ΔE 0.041
- Mid Blue #276AB3 ΔE 0.042
- Royal Blue #4169E1 ΔE 0.045
- Dark Periwinkle #665FD1 ΔE 0.050
- Iris #6258C4 ΔE 0.052
- Flat Blue #3C73A8 ΔE 0.056
- Slate Blue #6A5ACD ΔE 0.058
Use #496AC4 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.