#4355BA
Closest named color: Iris (#6258C4). oklch(49.2% 0.16 271.7), rgb(67, 85, 186).
Aa
White text reads best on this color (6.46:1).
About this color
#4355BA is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.160 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.048 away. White text reads best on it, at 6.46:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.24:1 |
| White text | 6.46:1 |
Values
| HEX | #4355BA |
| RGB | rgb(67, 85, 186) |
| HSL | hsl(231, 47%, 50%) |
| OKLCH | oklch(49.2% 0.16 271.7) |
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 #4355BA | 6.46:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #4355BA | 3.24:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #4355BA text on white | 6.46:1 | AA | Lc 81.7 | Fine for body text |
| #4355BA text on black | 3.24:1 | AA large text | Lc -20.1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9F9
oklch(93.5% 0.022 272.1)
-
Step 200
200
#CFD8F6
oklch(88.5% 0.042 272.3)
-
Step 300
300
#AEBEF3
oklch(80.8% 0.077 271.5)
-
Step 400
400
#859BEE
oklch(70.7% 0.124 271.6)
-
Step 500
500
#6880E8
oklch(63.1% 0.158 271.4)
-
Step 600
600
#5267D6
oklch(55.7% 0.171 271.7)
-
Step 700
700 (this color)
#4355BA
oklch(49.2% 0.16 271.7)
-
Step 800
800
#374696
oklch(42.7% 0.132 271.7)
-
Step 900
900
#2F3C78
oklch(37.8% 0.103 271.5)
-
Step 950
950
#1B2346
oklch(26.9% 0.066 271.6)
#4355BA 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) | #0C64BE | 0.050 |
| Deuteranopia (no green cones) | #0059B8 | 0.046 |
| Tritanopia (no blue cones) | #006D7F | 0.134 |
| Achromatopsia (no color) | #5E5E5E | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4355BA
#4355BA
oklch(49.2% 0.16 271.7)
- #765E00
#765E00
oklch(49.2% 0.101 91.4)
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 #4355BA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.048
- Warm Blue #4B57DB ΔE 0.053
- Blue With A Hint Of Purple #533CC6 ΔE 0.060
- Mid Blue #276AB3 ΔE 0.060
- Bluey Purple #6241C7 ΔE 0.063
- Blue Blue #2242C7 ΔE 0.065
- French Blue #436BAD ΔE 0.065
- Slate Blue #6A5ACD ΔE 0.066
Use #4355BA 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.