#718FEC
Closest named color: Cornflower Blue (#6495ED). oklch(66.9% 0.142 268.8), rgb(113, 143, 236).
Aa
Black text reads best on this color (6.84:1).
About this color
#718FEC is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.142 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.019 away. Black text reads best on it, at 6.84:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.84:1 |
| White text | 3.06:1 |
Values
| HEX | #718FEC |
| RGB | rgb(113, 143, 236) |
| HSL | hsl(225, 76%, 68%) |
| OKLCH | oklch(66.9% 0.142 268.8) |
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 #718FEC | 3.06:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #718FEC | 6.84:1 | AA | Lc 46.6 | Large or bold text, headings |
| #718FEC text on white | 3.06:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #718FEC text on black | 6.84:1 | AA | Lc -44.3 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF8
oklch(93.7% 0.02 267.3)
-
Step 200
200
#CED9F4
oklch(88.5% 0.039 267.9)
-
Step 300
300
#AEBFEF
oklch(80.8% 0.071 269.6)
-
Step 400
400
#849DE6
oklch(70.6% 0.111 269)
-
Step 500
500 (this color)
#718FEC
oklch(66.9% 0.142 268.8)
-
Step 600
600
#4F6BCD
oklch(55.7% 0.154 269)
-
Step 700
700
#4059B1
oklch(49.2% 0.143 268.8)
-
Step 800
800
#34498F
oklch(42.7% 0.118 268.5)
-
Step 900
900
#2D3E73
oklch(37.8% 0.093 268.3)
-
Step 950
950
#1B2443
oklch(26.9% 0.059 269.9)
#718FEC 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) | #6999F0 | 0.026 |
| Deuteranopia (no green cones) | #5C8EEA | 0.024 |
| Tritanopia (no blue cones) | #36A3B2 | 0.127 |
| Achromatopsia (no color) | #939393 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718FEC
#718FEC
oklch(66.9% 0.142 268.8)
- #B78F00
#B78F00
oklch(66.9% 0.137 88.7)
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 #718FEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.019
- Soft Blue #6488EA ΔE 0.025
- Perrywinkle #8F8CE7 ΔE 0.039
- Chefchaouen Blue #4895EF ΔE 0.040
- Lavender Blue #8B88F8 ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.052
- Periwinkle #8E82FE ΔE 0.057
Use #718FEC 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.