#738FF7
Closest named color: Cornflower Blue (#6495ED). oklch(67.6% 0.157 270.4), rgb(115, 143, 247).
Aa
Black text reads best on this color (7.00:1).
About this color
#738FF7 is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.157 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.028 away. Black text reads best on it, at 7.00:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #738FF7 |
| RGB | rgb(115, 143, 247) |
| HSL | hsl(227, 89%, 71%) |
| OKLCH | oklch(67.6% 0.157 270.4) |
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 #738FF7 | 2.99:1 | Fails | Lc -61.8 | Content text, not long reading |
| Black text on #738FF7 | 7.00:1 | AAA | Lc 47.6 | Large or bold text, headings |
| #738FF7 text on white | 2.99:1 | Fails | Lc 56.5 | Large or bold text, headings |
| #738FF7 text on black | 7.00:1 | AAA | Lc -45.3 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2E9FE
oklch(93.5% 0.029 271.1)
-
Step 200
200
#CBD8FE
oklch(88.5% 0.054 270.4)
-
Step 300
300
#A9BEFF
oklch(80.9% 0.095 270.4)
-
Step 400
400 (this color)
#738FF7
oklch(67.6% 0.157 270.4)
-
Step 500
500
#5E7BFF
oklch(63.1% 0.198 270.4)
-
Step 600
600
#475FF0
oklch(55.6% 0.218 270.4)
-
Step 700
700
#3A4DD1
oklch(49.1% 0.203 270.5)
-
Step 800
800
#2F40A9
oklch(42.7% 0.168 270.4)
-
Step 900
900
#293886
oklch(37.7% 0.131 270.6)
-
Step 950
950
#18224E
oklch(27.1% 0.082 270.4)
#738FF7 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) | #639BFB | 0.032 |
| Deuteranopia (no green cones) | #5390F5 | 0.034 |
| Tritanopia (no blue cones) | #2FA6B7 | 0.141 |
| Achromatopsia (no color) | #959595 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738FF7
#738FF7
oklch(67.6% 0.157 270.4)
- #B89200
#B89200
oklch(67.6% 0.138 90.1)
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 #738FF7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.028
- Soft Blue #6488EA ΔE 0.032
- Lavender Blue #8B88F8 ΔE 0.034
- Perrywinkle #8F8CE7 ΔE 0.042
- Chefchaouen Blue #4895EF ΔE 0.046
- Periwinkle Blue #8F99FB ΔE 0.047
- Periwinkle #8E82FE ΔE 0.047
- Dark Sky Blue #448EE4 ΔE 0.057
Use #738FF7 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.