#4655DB
Closest named color: Warm Blue (#4B57DB). oklch(52% 0.203 272.3), rgb(70, 85, 219).
Aa
White text reads best on this color (5.86:1).
About this color
#4655DB is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.203 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.008 away. White text reads best on it, at 5.86:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.203) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.58:1 |
| White text | 5.86:1 |
Values
| HEX | #4655DB |
| RGB | rgb(70, 85, 219) |
| HSL | hsl(234, 67%, 57%) |
| OKLCH | oklch(52% 0.203 272.3) |
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 #4655DB | 5.86:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #4655DB | 3.58:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #4655DB text on white | 5.86:1 | AA | Lc 78.8 | Fine for body text |
| #4655DB text on black | 3.58:1 | AA large text | Lc -23.0 | 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 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
#CCD8FE
oklch(88.5% 0.054 271.5)
-
Step 300
300
#ABBDFF
oklch(80.9% 0.096 272.3)
-
Step 400
400
#8198FF
oklch(70.7% 0.153 272.5)
-
Step 500
500
#637AFF
oklch(63.2% 0.198 272.1)
-
Step 600
600
#4D5DF0
oklch(55.6% 0.219 272.3)
-
Step 700
700 (this color)
#4655DB
oklch(52% 0.203 272.3)
-
Step 800
800
#333FA9
oklch(42.7% 0.168 272.1)
-
Step 900
900
#2C3786
oklch(37.7% 0.132 272.4)
-
Step 950
950
#19214E
oklch(26.9% 0.083 272.1)
#4655DB 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) | #006CDF | 0.061 |
| Deuteranopia (no green cones) | #005ED8 | 0.046 |
| Tritanopia (no blue cones) | #007790 | 0.164 |
| Achromatopsia (no color) | #656565 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4655DB
#4655DB
oklch(52% 0.203 272.3)
- #7F6600
#7F6600
oklch(52% 0.106 91.9)
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 #4655DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.008
- Neon Blue #4361EE ΔE 0.039
- Azul #1D5DEC ΔE 0.043
- Royal Blue #4169E1 ΔE 0.047
- Iris #6258C4 ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.055
- Slate Blue #6A5ACD ΔE 0.058
- Light Indigo #6D5ACF ΔE 0.062
Use #4655DB 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.