#7799CC
Closest named color: Greyblue (#77A1B5). oklch(67.7% 0.085 258.3), rgb(119, 153, 204).
Aa
Black text reads best on this color (7.21:1).
About this color
#7799CC is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.085 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.047 away. Black text reads best on it, at 7.21:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.21:1 |
| White text | 2.91:1 |
Values
| HEX | #7799CC |
| RGB | rgb(119, 153, 204) |
| HSL | hsl(216, 45%, 63%) |
| OKLCH | oklch(67.7% 0.085 258.3) |
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 #7799CC | 2.91:1 | Fails | Lc -60.7 | Content text, not long reading |
| Black text on #7799CC | 7.21:1 | AAA | Lc 48.6 | Large or bold text, headings |
| #7799CC text on white | 2.91:1 | Fails | Lc 55.4 | Large or bold text, headings |
| #7799CC text on black | 7.21:1 | AAA | Lc -46.4 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CDDAED
oklch(88.4% 0.03 257.8)
-
Step 300
300
#ACC2E3
oklch(80.8% 0.053 258.4)
-
Step 400
400 (this color)
#7799CC
oklch(67.7% 0.085 258.3)
-
Step 500
500
#5F8ACB
oklch(63% 0.11 258.4)
-
Step 600
600
#4673B8
oklch(55.6% 0.119 258.7)
-
Step 700
700
#37609E
oklch(49% 0.11 258.5)
-
Step 800
800
#2E4F80
oklch(42.7% 0.091 258.1)
-
Step 900
900
#294267
oklch(37.7% 0.071 258)
-
Step 950
950
#18273C
oklch(27% 0.044 256.9)
#7799CC 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) | #869CCE | 0.021 |
| Deuteranopia (no green cones) | #7D94CB | 0.014 |
| Tritanopia (no blue cones) | #59A4AB | 0.074 |
| Achromatopsia (no color) | #979797 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7799CC
#7799CC
oklch(67.7% 0.085 258.3)
- #B49159
#B49159
oklch(67.7% 0.085 78.3)
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 #7799CC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.047
- Faded Blue #658CBB ΔE 0.048
- Cool Gray #8D99AE ΔE 0.051
- Silver Lake Blue #778DA9 ΔE 0.055
- Bluey Grey #89A0B0 ΔE 0.056
- Cornflower Blue #6495ED ΔE 0.057
- Bluegrey #85A3B2 ΔE 0.057
- Blue Grey #758DA3 ΔE 0.063
Use #7799CC 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.