#797FFB
Closest named color: Cornflower (#6A79F7). oklch(65.2% 0.181 278), rgb(121, 127, 251).
Aa
Black text reads best on this color (6.24:1).
About this color
#797FFB is a medium-light, vivid blue. In OKLCH its lightness is 65%, its chroma 0.181 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.027 away. Black text reads best on it, at 6.24:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #797FFB |
| RGB | rgb(121, 127, 251) |
| HSL | hsl(237, 94%, 73%) |
| OKLCH | oklch(65.2% 0.181 278) |
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 #797FFB | 3.36:1 | AA large text | Lc -66.3 | Content text, not long reading |
| Black text on #797FFB | 6.24:1 | AA | Lc 43.2 | Non-text elements, placeholder text |
| #797FFB text on white | 3.36:1 | AA large text | Lc 60.9 | Content text, not long reading |
| #797FFB text on black | 6.24:1 | AA | Lc -40.9 | 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
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D1D7FA
oklch(88.6% 0.049 277.7)
-
Step 300
300
#B3BBFA
oklch(80.8% 0.089 278.6)
-
Step 400
400
#8D96F7
oklch(70.7% 0.141 278.1)
-
Step 500
500 (this color)
#797FFB
oklch(65.2% 0.181 278)
-
Step 600
600
#5E5DE2
oklch(55.5% 0.197 278.2)
-
Step 700
700
#4E4CC5
oklch(49.2% 0.183 278)
-
Step 800
800
#403F9F
oklch(42.7% 0.152 278.3)
-
Step 900
900
#35377E
oklch(37.7% 0.118 277.9)
-
Step 950
950
#1F214A
oklch(27.1% 0.075 278.1)
#797FFB 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) | #4291FF | 0.066 |
| Deuteranopia (no green cones) | #3387F8 | 0.069 |
| Tritanopia (no blue cones) | #409AB1 | 0.158 |
| Achromatopsia (no color) | #8C8C8C | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #797FFB
#797FFB
oklch(65.2% 0.181 278)
- #A68F00
#A68F00
oklch(65.1% 0.134 97.7)
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 #797FFB, closest first.
No curated palette has a color within ΔE 0.04 of #797FFB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.027
- Periwinkle #8E82FE ΔE 0.032
- Lavender Blue #8B88F8 ΔE 0.036
- Soft Blue #6488EA ΔE 0.044
- Medium Slate Blue #7B68EE ΔE 0.055
- Perrywinkle #8F8CE7 ΔE 0.059
- Medium Purple #9370DB ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.065
Use #797FFB 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.