#616EE5
Closest named color: Cornflower (#6A79F7). oklch(59% 0.179 274.8), rgb(97, 110, 229).
Aa
Black text reads best on this color (4.87:1).
About this color
#616EE5 is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.179 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.039 away. Black text reads best on it, at 4.87:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.179) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 4.87:1 |
| White text | 4.31:1 |
Values
| HEX | #616EE5 |
| RGB | rgb(97, 110, 229) |
| HSL | hsl(234, 72%, 64%) |
| OKLCH | oklch(59% 0.179 274.8) |
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 #616EE5 | 4.31:1 | AA large text | Lc -75.0 | Fine for body text |
| Black text on #616EE5 | 4.87:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #616EE5 text on white | 4.31:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #616EE5 text on black | 4.87:1 | AA | Lc -32.1 | Non-text elements, placeholder text |
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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#D0D8F7
oklch(88.6% 0.044 274)
-
Step 300
300
#B1BDF5
oklch(80.9% 0.08 275.1)
-
Step 400
400
#8999F0
oklch(70.7% 0.128 274.7)
-
Step 500
500
#6E7DEB
oklch(63.1% 0.164 274.8)
-
Step 600
600 (this color)
#616EE5
oklch(59% 0.179 274.8)
-
Step 700
700
#4852BD
oklch(49.2% 0.166 274.5)
-
Step 800
800
#3B4399
oklch(42.6% 0.139 274.9)
-
Step 900
900
#323A79
oklch(37.7% 0.106 274.7)
-
Step 950
950
#1D2247
oklch(26.9% 0.068 275)
#616EE5 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) | #297FE9 | 0.060 |
| Deuteranopia (no green cones) | #0074E3 | 0.067 |
| Tritanopia (no blue cones) | #00899F | 0.157 |
| Achromatopsia (no color) | #7A7A7A | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #616EE5
#616EE5
oklch(59% 0.179 274.8)
- #947B00
#947B00
oklch(58.9% 0.121 94.7)
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 #616EE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.039
- Medium Slate Blue #7B68EE ΔE 0.041
- Royal Blue #4169E1 ΔE 0.041
- Dark Periwinkle #665FD1 ΔE 0.045
- Neon Blue #4361EE ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.056
- Slate Blue #6A5ACD ΔE 0.057
- Clear Blue #247AFD ΔE 0.064
Use #616EE5 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.