#4753CC
Closest named color: Warm Blue (#4B57DB). oklch(50.5% 0.185 273.4), rgb(71, 83, 204).
Aa
White text reads best on this color (6.21:1).
About this color
#4753CC is a medium-dark, vivid blue. In OKLCH its lightness is 50%, its chroma 0.185 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.026 away. White text reads best on it, at 6.21:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.185) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.37:1 |
| White text | 6.21:1 |
Values
| HEX | #4753CC |
| RGB | rgb(71, 83, 204) |
| HSL | hsl(235, 57%, 54%) |
| OKLCH | oklch(50.5% 0.185 273.4) |
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 #4753CC | 6.21:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #4753CC | 3.37:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #4753CC text on white | 6.21:1 | AA | Lc 80.5 | Fine for body text |
| #4753CC text on black | 3.37:1 | AA large text | Lc -21.3 | 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 700.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CED8FB
oklch(88.6% 0.049 272.8)
-
Step 300
300
#AEBDFB
oklch(80.9% 0.089 273.7)
-
Step 400
400
#8498F9
oklch(70.6% 0.144 273.4)
-
Step 500
500
#687BF6
oklch(63% 0.183 273.4)
-
Step 600
600
#5260E5
oklch(55.5% 0.2 273.4)
-
Step 700
700 (this color)
#4753CC
oklch(50.5% 0.185 273.4)
-
Step 800
800
#3741A1
oklch(42.6% 0.154 273.4)
-
Step 900
900
#2F3980
oklch(37.8% 0.119 273.3)
-
Step 950
950
#1B224B
oklch(27% 0.076 273)
#4753CC 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) | #0067D0 | 0.060 |
| Deuteranopia (no green cones) | #005BCA | 0.049 |
| Tritanopia (no blue cones) | #007187 | 0.154 |
| Achromatopsia (no color) | #616161 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4753CC
#4753CC
oklch(50.5% 0.185 273.4)
- #796200
#796200
oklch(50.4% 0.103 92.8)
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 #4753CC, closest first.
No curated palette has a color within ΔE 0.04 of #4753CC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.026
- Iris #6258C4 ΔE 0.044
- Blue With A Hint Of Purple #533CC6 ΔE 0.050
- Bluey Purple #6241C7 ΔE 0.052
- Blurple #5539CC ΔE 0.054
- Slate Blue #6A5ACD ΔE 0.056
- Dark Periwinkle #665FD1 ΔE 0.056
- Royal Blue #4169E1 ΔE 0.060
Use #4753CC 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.