#4754DB
Closest named color: Warm Blue (#4B57DB). oklch(51.9% 0.204 272.8), rgb(71, 84, 219).
Aa
White text reads best on this color (5.90:1).
About this color
#4754DB is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.204 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.009 away. White text reads best on it, at 5.90:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.204) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.55:1 |
| White text | 5.90:1 |
Values
| HEX | #4754DB |
| RGB | rgb(71, 84, 219) |
| HSL | hsl(235, 67%, 57%) |
| OKLCH | oklch(51.9% 0.204 272.8) |
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 #4754DB | 5.90:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #4754DB | 3.55:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #4754DB text on white | 5.90:1 | AA | Lc 78.9 | Fine for body text |
| #4754DB text on black | 3.55:1 | AA large text | Lc -22.9 | 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 700.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E3E9FE
oklch(93.6% 0.029 273.1)
-
Step 200
200
#CDD8FE
oklch(88.6% 0.054 272.5)
-
Step 300
300
#ACBDFF
oklch(80.9% 0.095 273)
-
Step 400
400
#8198FF
oklch(70.7% 0.153 272.5)
-
Step 500
500
#6579FF
oklch(63.1% 0.198 273)
-
Step 600
600
#4F5DF0
oklch(55.7% 0.218 272.9)
-
Step 700
700 (this color)
#4754DB
oklch(51.9% 0.204 272.8)
-
Step 800
800
#343FA9
oklch(42.8% 0.168 272.5)
-
Step 900
900
#2D3786
oklch(37.8% 0.131 272.9)
-
Step 950
950
#1A214E
oklch(27% 0.083 273)
#4754DB 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) | #006BDF | 0.062 |
| Deuteranopia (no green cones) | #005ED8 | 0.048 |
| Tritanopia (no blue cones) | #007690 | 0.164 |
| Achromatopsia (no color) | #646464 | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4754DB
#4754DB
oklch(51.9% 0.204 272.8)
- #7E6600
#7E6600
oklch(51.9% 0.106 92.6)
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 #4754DB, closest first.
No curated palette has a color within ΔE 0.04 of #4754DB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.009
- Neon Blue #4361EE ΔE 0.041
- Azul #1D5DEC ΔE 0.045
- Royal Blue #4169E1 ΔE 0.049
- Iris #6258C4 ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.056
- Slate Blue #6A5ACD ΔE 0.058
- Blurple #5539CC ΔE 0.060
Use #4754DB 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.