#738DEC
Closest named color: Soft Blue (#6488EA). oklch(66.6% 0.144 270.6), rgb(115, 141, 236).
Aa
Black text reads best on this color (6.75:1).
About this color
#738DEC is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.144 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.024 away. Black text reads best on it, at 6.75:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.75:1 |
| White text | 3.11:1 |
Values
| HEX | #738DEC |
| RGB | rgb(115, 141, 236) |
| HSL | hsl(227, 76%, 69%) |
| OKLCH | oklch(66.6% 0.144 270.6) |
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 #738DEC | 3.11:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #738DEC | 6.75:1 | AA | Lc 46.1 | Large or bold text, headings |
| #738DEC text on white | 3.11:1 | AA large text | Lc 58.0 | Large or bold text, headings |
| #738DEC text on black | 6.75:1 | AA | Lc -43.8 | 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
#CFD8F4
oklch(88.4% 0.04 271.4)
-
Step 300
300
#AFBFEF
oklch(80.9% 0.07 270.4)
-
Step 400
400
#869CE7
oklch(70.6% 0.113 270.8)
-
Step 500
500 (this color)
#738DEC
oklch(66.6% 0.144 270.6)
-
Step 600
600
#526ACE
oklch(55.7% 0.156 270.5)
-
Step 700
700
#4357B2
oklch(49% 0.146 270.8)
-
Step 800
800
#374890
oklch(42.7% 0.12 270.6)
-
Step 900
900
#2F3D73
oklch(37.7% 0.094 270.4)
-
Step 950
950
#1C2443
oklch(27% 0.059 271.1)
#738DEC 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) | #6798F0 | 0.029 |
| Deuteranopia (no green cones) | #598DEA | 0.029 |
| Tritanopia (no blue cones) | #3CA1B1 | 0.128 |
| Achromatopsia (no color) | #929292 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738DEC
#738DEC
oklch(66.6% 0.144 270.6)
- #B48F00
#B48F00
oklch(66.6% 0.136 90.2)
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 #738DEC, closest first.
No curated palette has a color within ΔE 0.04 of #738DEC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.024
- Cornflower Blue #6495ED ΔE 0.025
- Perrywinkle #8F8CE7 ΔE 0.037
- Lavender Blue #8B88F8 ΔE 0.039
- Chefchaouen Blue #4895EF ΔE 0.044
- Dark Sky Blue #448EE4 ΔE 0.050
- Periwinkle #8E82FE ΔE 0.053
- Periwinkle Blue #8F99FB ΔE 0.054
Use #738DEC 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.