#799FDB
Closest named color: Cornflower Blue (#6495ED). oklch(69.8% 0.098 259.3), rgb(121, 159, 219).
Aa
Black text reads best on this color (7.79:1).
About this color
#799FDB is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.098 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.049 away. Black text reads best on it, at 7.79:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.79:1 |
| White text | 2.69:1 |
Values
| HEX | #799FDB |
| RGB | rgb(121, 159, 219) |
| HSL | hsl(217, 58%, 67%) |
| OKLCH | oklch(69.8% 0.098 259.3) |
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 #799FDB | 2.69:1 | Fails | Lc -57.4 | Large or bold text, headings |
| Black text on #799FDB | 7.79:1 | AAA | Lc 51.8 | Large or bold text, headings |
| #799FDB text on white | 2.69:1 | Fails | Lc 52.2 | Large or bold text, headings |
| #799FDB text on black | 7.79:1 | AAA | Lc -49.7 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CCDAF0
oklch(88.5% 0.034 259.4)
-
Step 300
300
#A9C2E9
oklch(80.9% 0.062 259.2)
-
Step 400
400 (this color)
#799FDB
oklch(69.8% 0.098 259.3)
-
Step 500
500
#5A89D5
oklch(63.1% 0.126 259.6)
-
Step 600
600
#3F72C2
oklch(55.6% 0.136 259.1)
-
Step 700
700
#315FA7
oklch(49.1% 0.126 259.1)
-
Step 800
800
#294E88
oklch(42.7% 0.106 259.1)
-
Step 900
900
#26416D
oklch(37.7% 0.083 259.7)
-
Step 950
950
#172640
oklch(27% 0.053 260.8)
#799FDB 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) | #89A3DE | 0.024 |
| Deuteranopia (no green cones) | #7E99DA | 0.016 |
| Tritanopia (no blue cones) | #53ACB4 | 0.087 |
| Achromatopsia (no color) | #9E9E9E | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #799FDB
#799FDB
oklch(69.8% 0.098 259.3)
- #BF9753
#BF9753
oklch(69.9% 0.099 79.3)
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 #799FDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.049
- Greyblue #77A1B5 ΔE 0.060
- Periwinkle Blue #8F99FB ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.062
- Bluegrey #85A3B2 ΔE 0.067
- Cool Gray #8D99AE ΔE 0.067
- Bluey Grey #89A0B0 ΔE 0.067
- Chefchaouen Blue #4895EF ΔE 0.067
Use #799FDB 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.