#739BEF
Closest named color: Cornflower Blue (#6495ED). oklch(69.6% 0.132 264), rgb(115, 155, 239).
Aa
Black text reads best on this color (7.66:1).
About this color
#739BEF is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.132 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.025 away. Black text reads best on it, at 7.66:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.66:1 |
| White text | 2.74:1 |
Values
| HEX | #739BEF |
| RGB | rgb(115, 155, 239) |
| HSL | hsl(221, 79%, 69%) |
| OKLCH | oklch(69.6% 0.132 264) |
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 #739BEF | 2.74:1 | Fails | Lc -58.1 | Large or bold text, headings |
| Black text on #739BEF | 7.66:1 | AAA | Lc 51.2 | Large or bold text, headings |
| #739BEF text on white | 2.74:1 | Fails | Lc 52.8 | Large or bold text, headings |
| #739BEF text on black | 7.66:1 | AAA | Lc -49.0 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CADAF8
oklch(88.6% 0.045 263.1)
-
Step 300
300
#A6C1F7
oklch(81% 0.082 264)
-
Step 400
400 (this color)
#739BEF
oklch(69.6% 0.132 264)
-
Step 500
500
#5484EE
oklch(63.2% 0.168 263.9)
-
Step 600
600
#396ADD
oklch(55.5% 0.184 264)
-
Step 700
700
#2C58BF
oklch(49.1% 0.169 263.8)
-
Step 800
800
#25489B
oklch(42.6% 0.142 264.1)
-
Step 900
900
#223E7B
oklch(37.8% 0.109 263.5)
-
Step 950
950
#142548
oklch(27.1% 0.069 263.1)
#739BEF 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) | #7AA2F2 | 0.021 |
| Deuteranopia (no green cones) | #6B97ED | 0.015 |
| Tritanopia (no blue cones) | #35ADBA | 0.118 |
| Achromatopsia (no color) | #9C9C9C | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #739BEF
#739BEF
oklch(69.6% 0.132 264)
- #C49526
#C49526
oklch(69.6% 0.132 83.7)
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 #739BEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.025
- Periwinkle Blue #8F99FB ΔE 0.040
- Chefchaouen Blue #4895EF ΔE 0.047
- Perrywinkle #8F8CE7 ΔE 0.048
- Soft Blue #6488EA ΔE 0.055
- Lavender Blue #8B88F8 ΔE 0.058
- Dark Sky Blue #448EE4 ΔE 0.063
- Periwinkle #8E82FE ΔE 0.076
Use #739BEF 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.