#5F6FEA
Closest named color: Cornflower (#6A79F7). oklch(59.4% 0.185 273.8), rgb(95, 111, 234).
Aa
Black text reads best on this color (4.94:1).
About this color
#5F6FEA is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.185 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.035 away. Black text reads best on it, at 4.94:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.185) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 4.94:1 |
| White text | 4.24:1 |
Values
| HEX | #5F6FEA |
| RGB | rgb(95, 111, 234) |
| HSL | hsl(233, 77%, 65%) |
| OKLCH | oklch(59.4% 0.185 273.8) |
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 #5F6FEA | 4.24:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #5F6FEA | 4.94:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #5F6FEA text on white | 4.24:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #5F6FEA text on black | 4.94:1 | AA | Lc -32.7 | 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 500.
-
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
#8598FA
oklch(70.7% 0.145 273.8)
-
Step 500
500 (this color)
#5F6FEA
oklch(59.4% 0.185 273.8)
-
Step 600
600
#5360E6
oklch(55.6% 0.201 273.7)
-
Step 700
700
#444EC8
oklch(49.1% 0.187 273.7)
-
Step 800
800
#3841A1
oklch(42.7% 0.154 273.9)
-
Step 900
900
#2F3880
oklch(37.6% 0.121 273.7)
-
Step 950
950
#1B224B
oklch(27% 0.076 273)
#5F6FEA 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) | #2281EE | 0.061 |
| Deuteranopia (no green cones) | #0075E7 | 0.063 |
| Tritanopia (no blue cones) | #008CA2 | 0.160 |
| Achromatopsia (no color) | #7B7B7B | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F6FEA
#5F6FEA
oklch(59.4% 0.185 273.8)
- #977C00
#977C00
oklch(59.4% 0.122 93.6)
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 #5F6FEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.035
- Medium Slate Blue #7B68EE ΔE 0.041
- Royal Blue #4169E1 ΔE 0.042
- Neon Blue #4361EE ΔE 0.051
- Dark Periwinkle #665FD1 ΔE 0.051
- Clear Blue #247AFD ΔE 0.057
- Light Indigo #6D5ACF ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.064
Use #5F6FEA 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.